+git-fmt-merge-msg [--summary | --no-summary] <$GIT_DIR/FETCH_HEAD
+git-fmt-merge-msg [--summary | --no-summray] -F <file>
This script is intended mostly for internal use by scripts
automatically invoking `git-merge`.
+ In addition to branch names, populate the log message with
+ one-line descriptions from the actual commits that are being
+ Do not list one-line descriptions from the actual commits being
+--file <file>, -F <file>::
+ Take the list of merged objects from <file> instead of
+ Whether to include summaries of merged commits in newly
+ merge commit messages. False by default.