diff --git a/Documentation/git-filter-branch.txt b/Documentation/git-filter-branch.txt index 219a81db0c..eaea82d0a6 100644 --- a/Documentation/git-filter-branch.txt +++ b/Documentation/git-filter-branch.txt @@ -50,7 +50,8 @@ Filters ~~~~~~~ The filters are applied in the order as listed below. The -argument is always evaluated in shell using the 'eval' command. +argument is always evaluated in shell using the 'eval' command (with the +notable exception of the commit filter, for technical reasons). Prior to that, the $GIT_COMMIT environment variable will be set to contain the id of the commit being rewritten. Also, GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL, GIT_AUTHOR_DATE, GIT_COMMITTER_NAME, GIT_COMMITTER_EMAIL,