Merge branch 'jc/maint-1.6.0-blame-s' into maint

* jc/maint-1.6.0-blame-s:
  blame: read custom grafts given by -S before calling setup_revisions()

Conflicts:
	builtin-blame.c

builtin-blame.c

@@ -2263,6 +2263,10 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
 parse_done:
 	argc = parse_options_end(&ctx);
 
+	if (revs_file && read_ancestry(revs_file))
+		die("reading graft file %s failed: %s",
+		    revs_file, strerror(errno));
+
 	if (cmd_is_annotate)
 		output_option |= OUTPUT_ANNOTATE_COMPAT;
 
@@ -2404,10 +2408,6 @@ parse_done:
 	sb.ent = ent;
 	sb.path = path;
 
-	if (revs_file && read_ancestry(revs_file))
-		die("reading graft file %s failed: %s",
-		    revs_file, strerror(errno));
-
 	read_mailmap(&mailmap, NULL);
 
 	if (!incremental)