bisect: check for mandatory argument of 'bisect replay'

diff --git a/Documentation/git-fmt-merge-msg.txt b/Documentation/git-fmt-merge-msg.txt
index f04a9ff0e0299bdb6f33d10f5674cc19dc2777f7..40dba8c0a9f308064f67d8f38ce8a22b2a42a77c 100644 (file)
--- a/Documentation/git-fmt-merge-msg.txt
+++ b/Documentation/git-fmt-merge-msg.txt
@@ -54,8 +54,10 @@ CONFIGURATION
 -------------
 
 merge.log::
-       Whether to include summaries of merged commits in newly
-       merge commit messages. False by default.
+       In addition to branch names, populate the log message with at
+       most the specified number of one-line descriptions from the
+       actual commits that are being merged.  Defaults to false, and
+       true is a synoym for 20.
 
 merge.summary::
        Synonym to `merge.log`; this is deprecated and will be removed in