diff --git a/builtin/fsck.c b/builtin/fsck.c
index 0084cf7400..67eb5e4fa0 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -502,13 +502,12 @@ static void fsck_handle_reflog_oid(const char *refname, struct object_id *oid,
 	}
 }
 
-static int fsck_handle_reflog_ent(struct object_id *ooid, struct object_id *noid,
+static int fsck_handle_reflog_ent(const char *refname,
+				  struct object_id *ooid, struct object_id *noid,
 				  const char *email UNUSED,
 				  timestamp_t timestamp, int tz UNUSED,
-				  const char *message UNUSED, void *cb_data)
+				  const char *message UNUSED, void *cb_data UNUSED)
 {
-	const char *refname = cb_data;
-
 	if (verbose)
 		fprintf_ln(stderr, _("Checking reflog %s->%s"),
 			   oid_to_hex(ooid), oid_to_hex(noid));
@@ -525,7 +524,7 @@ static int fsck_handle_reflog(const char *logname, void *cb_data)
 	strbuf_worktree_ref(cb_data, &refname, logname);
 	refs_for_each_reflog_ent(get_main_ref_store(the_repository),
 				 refname.buf, fsck_handle_reflog_ent,
-				 refname.buf);
+				 NULL);
 	strbuf_release(&refname);
 	return 0;
 }
diff --git a/builtin/gc.c b/builtin/gc.c
index fab8f4dd4f..9ae87065d3 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -312,7 +312,8 @@ struct count_reflog_entries_data {
 	size_t limit;
 };
 
-static int count_reflog_entries(struct object_id *old_oid, struct object_id *new_oid,
+static int count_reflog_entries(const char *refname UNUSED,
+				struct object_id *old_oid, struct object_id *new_oid,
 				const char *committer, timestamp_t timestamp,
 				int tz, const char *msg, void *cb_data)
 {
diff --git a/builtin/stash.c b/builtin/stash.c
index e2f95cc2eb..a1ed67661e 100644
--- a/builtin/stash.c
+++ b/builtin/stash.c
@@ -738,7 +738,8 @@ cleanup:
 	return ret;
 }
 
-static int reject_reflog_ent(struct object_id *ooid UNUSED,
+static int reject_reflog_ent(const char *refname UNUSED,
+			     struct object_id *ooid UNUSED,
 			     struct object_id *noid UNUSED,
 			     const char *email UNUSED,
 			     timestamp_t timestamp UNUSED,
@@ -2173,7 +2174,8 @@ struct stash_entry_data {
 	size_t count;
 };
 
-static int collect_stash_entries(struct object_id *old_oid UNUSED,
+static int collect_stash_entries(const char *refname UNUSED,
+				 struct object_id *old_oid UNUSED,
 				 struct object_id *new_oid,
 				 const char *committer UNUSED,
 				 timestamp_t timestamp UNUSED,
diff --git a/commit.c b/commit.c
index 15115125c3..7ebd05f352 100644
--- a/commit.c
+++ b/commit.c
@@ -1031,7 +1031,8 @@ static void add_one_commit(struct object_id *oid, struct rev_collect *revs)
 	commit->object.flags |= TMP_MARK;
 }
 
-static int collect_one_reflog_ent(struct object_id *ooid, struct object_id *noid,
+static int collect_one_reflog_ent(const char *refname UNUSED,
+				  struct object_id *ooid, struct object_id *noid,
 				  const char *ident UNUSED,
 				  timestamp_t timestamp UNUSED, int tz UNUSED,
 				  const char *message UNUSED, void *cbdata)
diff --git a/object-name.c b/object-name.c
index ddafe7f9b1..9ec192c373 100644
--- a/object-name.c
+++ b/object-name.c
@@ -1516,7 +1516,8 @@ struct grab_nth_branch_switch_cbdata {
 	struct strbuf *sb;
 };
 
-static int grab_nth_branch_switch(struct object_id *ooid UNUSED,
+static int grab_nth_branch_switch(const char *refname UNUSED,
+				  struct object_id *ooid UNUSED,
 				  struct object_id *noid UNUSED,
 				  const char *email UNUSED,
 				  timestamp_t timestamp UNUSED,
diff --git a/reflog-walk.c b/reflog-walk.c
index c7070b13b0..4f1ce04749 100644
--- a/reflog-walk.c
+++ b/reflog-walk.c
@@ -22,9 +22,10 @@ struct complete_reflogs {
 	int nr, alloc;
 };
 
-static int read_one_reflog(struct object_id *ooid, struct object_id *noid,
-		const char *email, timestamp_t timestamp, int tz,
-		const char *message, void *cb_data)
+static int read_one_reflog(const char *refname UNUSED,
+			   struct object_id *ooid, struct object_id *noid,
+			   const char *email, timestamp_t timestamp, int tz,
+			   const char *message, void *cb_data)
 {
 	struct complete_reflogs *array = cb_data;
 	struct reflog_info *item;
diff --git a/reflog.c b/reflog.c
index 39c205fd26..2264b3bd60 100644
--- a/reflog.c
+++ b/reflog.c
@@ -492,7 +492,8 @@ void reflog_expiry_cleanup(void *cb_data)
 	free_commit_list(cb->mark_list);
 }
 
-int count_reflog_ent(struct object_id *ooid UNUSED,
+int count_reflog_ent(const char *refname UNUSED,
+		     struct object_id *ooid UNUSED,
 		     struct object_id *noid UNUSED,
 		     const char *email UNUSED,
 		     timestamp_t timestamp, int tz UNUSED,
diff --git a/reflog.h b/reflog.h
index 63bb56280f..44b306c08a 100644
--- a/reflog.h
+++ b/reflog.h
@@ -63,7 +63,8 @@ void reflog_expiry_prepare(const char *refname, const struct object_id *oid,
 int should_expire_reflog_ent(struct object_id *ooid, struct object_id *noid,
 			     const char *email, timestamp_t timestamp, int tz,
 			     const char *message, void *cb_data);
-int count_reflog_ent(struct object_id *ooid, struct object_id *noid,
+int count_reflog_ent(const char *refname,
+		     struct object_id *ooid, struct object_id *noid,
 		     const char *email, timestamp_t timestamp, int tz,
 		     const char *message, void *cb_data);
 int should_expire_reflog_ent_verbose(struct object_id *ooid,
diff --git a/refs.c b/refs.c
index 4bd8028705..6ed0cd6ddc 100644
--- a/refs.c
+++ b/refs.c
@@ -1022,7 +1022,6 @@ int is_branch(const char *refname)
 }
 
 struct read_ref_at_cb {
-	const char *refname;
 	timestamp_t at_time;
 	int cnt;
 	int reccnt;
@@ -1052,7 +1051,8 @@ static void set_read_ref_cutoffs(struct read_ref_at_cb *cb,
 		*cb->cutoff_cnt = cb->reccnt;
 }
 
-static int read_ref_at_ent(struct object_id *ooid, struct object_id *noid,
+static int read_ref_at_ent(const char *refname,
+			   struct object_id *ooid, struct object_id *noid,
 			   const char *email UNUSED,
 			   timestamp_t timestamp, int tz,
 			   const char *message, void *cb_data)
@@ -1072,14 +1072,13 @@ static int read_ref_at_ent(struct object_id *ooid, struct object_id *noid,
 			oidcpy(cb->oid, noid);
 			if (!oideq(&cb->ooid, noid))
 				warning(_("log for ref %s has gap after %s"),
-					cb->refname, show_date(cb->date, cb->tz, DATE_MODE(RFC2822)));
+					refname, show_date(cb->date, cb->tz, DATE_MODE(RFC2822)));
 		}
 		else if (cb->date == cb->at_time)
 			oidcpy(cb->oid, noid);
 		else if (!oideq(noid, cb->oid))
 			warning(_("log for ref %s unexpectedly ended on %s"),
-				cb->refname, show_date(cb->date, cb->tz,
-						       DATE_MODE(RFC2822)));
+				refname, show_date(cb->date, cb->tz, DATE_MODE(RFC2822)));
 		cb->reccnt++;
 		oidcpy(&cb->ooid, ooid);
 		oidcpy(&cb->noid, noid);
@@ -1094,7 +1093,8 @@ static int read_ref_at_ent(struct object_id *ooid, struct object_id *noid,
 	return 0;
 }
 
-static int read_ref_at_ent_oldest(struct object_id *ooid, struct object_id *noid,
+static int read_ref_at_ent_oldest(const char *refname UNUSED,
+				  struct object_id *ooid, struct object_id *noid,
 				  const char *email UNUSED,
 				  timestamp_t timestamp, int tz,
 				  const char *message, void *cb_data)
@@ -1117,7 +1117,6 @@ int read_ref_at(struct ref_store *refs, const char *refname,
 	struct read_ref_at_cb cb;
 
 	memset(&cb, 0, sizeof(cb));
-	cb.refname = refname;
 	cb.at_time = at_time;
 	cb.cnt = cnt;
 	cb.msg = msg;
@@ -2976,14 +2975,14 @@ done:
 
 struct reflog_migration_data {
 	uint64_t index;
-	const char *refname;
 	struct ref_store *old_refs;
 	struct ref_transaction *transaction;
 	struct strbuf *errbuf;
 	struct strbuf *sb, *name, *mail;
 };
 
-static int migrate_one_reflog_entry(struct object_id *old_oid,
+static int migrate_one_reflog_entry(const char *refname,
+				    struct object_id *old_oid,
 				    struct object_id *new_oid,
 				    const char *committer,
 				    timestamp_t timestamp, int tz,
@@ -3006,7 +3005,7 @@ static int migrate_one_reflog_entry(struct object_id *old_oid,
 	strbuf_reset(data->sb);
 	strbuf_addstr(data->sb, fmt_ident(data->name->buf, data->mail->buf, WANT_BLANK_IDENT, date, 0));
 
-	ret = ref_transaction_update_reflog(data->transaction, data->refname,
+	ret = ref_transaction_update_reflog(data->transaction, refname,
 					    new_oid, old_oid, data->sb->buf,
 					    msg, data->index++, data->errbuf);
 	return ret;
@@ -3016,7 +3015,6 @@ static int migrate_one_reflog(const char *refname, void *cb_data)
 {
 	struct migration_data *migration_data = cb_data;
 	struct reflog_migration_data data = {
-		.refname = refname,
 		.old_refs = migration_data->old_refs,
 		.transaction = migration_data->transaction,
 		.errbuf = migration_data->errbuf,
diff --git a/refs.h b/refs.h
index 99b58d0b73..0bf50ce25c 100644
--- a/refs.h
+++ b/refs.h
@@ -558,10 +558,13 @@ int refs_delete_reflog(struct ref_store *refs, const char *refname);
  * The cb_data is a caller-supplied pointer given to the iterator
  * functions.
  */
-typedef int each_reflog_ent_fn(
-		struct object_id *old_oid, struct object_id *new_oid,
-		const char *committer, timestamp_t timestamp,
-		int tz, const char *msg, void *cb_data);
+typedef int each_reflog_ent_fn(const char *refname,
+			       struct object_id *old_oid,
+			       struct object_id *new_oid,
+			       const char *committer,
+			       timestamp_t timestamp,
+			       int tz, const char *msg,
+			       void *cb_data);
 
 /* Iterate over reflog entries in the log for `refname`. */
 
diff --git a/refs/debug.c b/refs/debug.c
index 485e3079d7..5e113db307 100644
--- a/refs/debug.c
+++ b/refs/debug.c
@@ -276,7 +276,8 @@ struct debug_reflog {
 	void *cb_data;
 };
 
-static int debug_print_reflog_ent(struct object_id *old_oid,
+static int debug_print_reflog_ent(const char *refname,
+				  struct object_id *old_oid,
 				  struct object_id *new_oid,
 				  const char *committer, timestamp_t timestamp,
 				  int tz, const char *msg, void *cb_data)
@@ -291,7 +292,7 @@ static int debug_print_reflog_ent(struct object_id *old_oid,
 	if (new_oid)
 		oid_to_hex_r(n, new_oid);
 
-	ret = dbg->fn(old_oid, new_oid, committer, timestamp, tz, msg,
+	ret = dbg->fn(refname, old_oid, new_oid, committer, timestamp, tz, msg,
 		      dbg->cb_data);
 	trace_printf_key(&trace_refs,
 			 "reflog_ent %s (ret %d): %s -> %s, %s %ld \"%.*s\"\n",
diff --git a/refs/files-backend.c b/refs/files-backend.c
index f53895cf4b..dff52a583a 100644
--- a/refs/files-backend.c
+++ b/refs/files-backend.c
@@ -2115,7 +2115,9 @@ static int files_delete_reflog(struct ref_store *ref_store,
 	return ret;
 }
 
-static int show_one_reflog_ent(struct files_ref_store *refs, struct strbuf *sb,
+static int show_one_reflog_ent(struct files_ref_store *refs,
+			       const char *refname,
+			       struct strbuf *sb,
 			       each_reflog_ent_fn fn, void *cb_data)
 {
 	struct object_id ooid, noid;
@@ -2142,7 +2144,7 @@ static int show_one_reflog_ent(struct files_ref_store *refs, struct strbuf *sb,
 		message += 6;
 	else
 		message += 7;
-	return fn(&ooid, &noid, p, timestamp, tz, message, cb_data);
+	return fn(refname, &ooid, &noid, p, timestamp, tz, message, cb_data);
 }
 
 static char *find_beginning_of_line(char *bob, char *scan)
@@ -2226,7 +2228,7 @@ static int files_for_each_reflog_ent_reverse(struct ref_store *ref_store,
 				strbuf_splice(&sb, 0, 0, bp + 1, endp - (bp + 1));
 				scanp = bp;
 				endp = bp + 1;
-				ret = show_one_reflog_ent(refs, &sb, fn, cb_data);
+				ret = show_one_reflog_ent(refs, refname, &sb, fn, cb_data);
 				strbuf_reset(&sb);
 				if (ret)
 					break;
@@ -2238,7 +2240,7 @@ static int files_for_each_reflog_ent_reverse(struct ref_store *ref_store,
 				 * Process it, and we can end the loop.
 				 */
 				strbuf_splice(&sb, 0, 0, buf, endp - buf);
-				ret = show_one_reflog_ent(refs, &sb, fn, cb_data);
+				ret = show_one_reflog_ent(refs, refname, &sb, fn, cb_data);
 				strbuf_reset(&sb);
 				break;
 			}
@@ -2288,7 +2290,7 @@ static int files_for_each_reflog_ent(struct ref_store *ref_store,
 		return -1;
 
 	while (!ret && !strbuf_getwholeline(&sb, logfp, '\n'))
-		ret = show_one_reflog_ent(refs, &sb, fn, cb_data);
+		ret = show_one_reflog_ent(refs, refname, &sb, fn, cb_data);
 	fclose(logfp);
 	strbuf_release(&sb);
 	return ret;
@@ -3359,7 +3361,8 @@ struct expire_reflog_cb {
 		     dry_run:1;
 };
 
-static int expire_reflog_ent(struct object_id *ooid, struct object_id *noid,
+static int expire_reflog_ent(const char *refname UNUSED,
+			     struct object_id *ooid, struct object_id *noid,
 			     const char *email, timestamp_t timestamp, int tz,
 			     const char *message, void *cb_data)
 {
diff --git a/refs/reftable-backend.c b/refs/reftable-backend.c
index 99fafd75eb..25a1d51618 100644
--- a/refs/reftable-backend.c
+++ b/refs/reftable-backend.c
@@ -2148,7 +2148,7 @@ static int yield_log_record(struct reftable_ref_store *refs,
 
 	full_committer = fmt_ident(log->value.update.name, log->value.update.email,
 				   WANT_COMMITTER_IDENT, NULL, IDENT_NO_DATE);
-	return fn(&old_oid, &new_oid, full_committer,
+	return fn(log->refname, &old_oid, &new_oid, full_committer,
 		  log->value.update.time, log->value.update.tz_offset,
 		  log->value.update.message, cb_data);
 }
diff --git a/remote.c b/remote.c
index e965f022f1..db9eea4fa4 100644
--- a/remote.c
+++ b/remote.c
@@ -2578,7 +2578,8 @@ struct check_and_collect_until_cb_data {
 };
 
 /* Get the timestamp of the latest entry. */
-static int peek_reflog(struct object_id *o_oid UNUSED,
+static int peek_reflog(const char *refname UNUSED,
+		       struct object_id *o_oid UNUSED,
 		       struct object_id *n_oid UNUSED,
 		       const char *ident UNUSED,
 		       timestamp_t timestamp, int tz UNUSED,
@@ -2589,7 +2590,8 @@ static int peek_reflog(struct object_id *o_oid UNUSED,
 	return 1;
 }
 
-static int check_and_collect_until(struct object_id *o_oid UNUSED,
+static int check_and_collect_until(const char *refname UNUSED,
+				   struct object_id *o_oid UNUSED,
 				   struct object_id *n_oid,
 				   const char *ident UNUSED,
 				   timestamp_t timestamp, int tz UNUSED,
diff --git a/revision.c b/revision.c
index 212ca0de27..0fc1a167a1 100644
--- a/revision.c
+++ b/revision.c
@@ -1699,7 +1699,8 @@ static void handle_one_reflog_commit(struct object_id *oid, void *cb_data)
 	}
 }
 
-static int handle_one_reflog_ent(struct object_id *ooid, struct object_id *noid,
+static int handle_one_reflog_ent(const char *refname UNUSED,
+				 struct object_id *ooid, struct object_id *noid,
 				 const char *email UNUSED,
 				 timestamp_t timestamp UNUSED,
 				 int tz UNUSED,
diff --git a/t/helper/test-ref-store.c b/t/helper/test-ref-store.c
index 8d9a271845..b2380d57ba 100644
--- a/t/helper/test-ref-store.c
+++ b/t/helper/test-ref-store.c
@@ -215,7 +215,8 @@ static int cmd_for_each_reflog(struct ref_store *refs,
 	return refs_for_each_reflog(refs, each_reflog, NULL);
 }
 
-static int each_reflog_ent(struct object_id *old_oid, struct object_id *new_oid,
+static int each_reflog_ent(const char *refname UNUSED,
+			   struct object_id *old_oid, struct object_id *new_oid,
 			   const char *committer, timestamp_t timestamp,
 			   int tz, const char *msg, void *cb_data UNUSED)
 {
diff --git a/wt-status.c b/wt-status.c
index 454601afa1..71bd17b610 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -972,7 +972,8 @@ static void wt_longstatus_print_changed(struct wt_status *s)
 	wt_longstatus_print_trailer(s);
 }
 
-static int stash_count_refs(struct object_id *ooid UNUSED,
+static int stash_count_refs(const char *refname UNUSED,
+			    struct object_id *ooid UNUSED,
 			    struct object_id *noid UNUSED,
 			    const char *email UNUSED,
 			    timestamp_t timestamp UNUSED, int tz UNUSED,
@@ -1664,7 +1665,8 @@ struct grab_1st_switch_cbdata {
 	struct object_id noid;
 };
 
-static int grab_1st_switch(struct object_id *ooid UNUSED,
+static int grab_1st_switch(const char *refname UNUSED,
+			   struct object_id *ooid UNUSED,
 			   struct object_id *noid,
 			   const char *email UNUSED,
 			   timestamp_t timestamp UNUSED, int tz UNUSED,