diff --git a/build-aux/git-log-fix b/build-aux/git-log-fix
line changes: +6/-0
index af702fe..75675fd
--- a/build-aux/git-log-fix
+++ b/build-aux/git-log-fix

@@ -1,3 +1,9 @@
 # This file is expected to be used via gitlog-to-changelog's --amend=FILE
 # option.  It specifies what changes to make to each given SHA1's commit
 # log and metadata, using Perl-eval'able expressions.
+
+# Here is an example, with leading "#" to comment it out:
+#
+#e480417a611ac479f235d423322fadfc1c99f1d7
+## Use full commit id in title:
+#s/714f2a2/714f2a2cef287c51dfd0b49fad0b8d8830565993/