This hook is meant primarily for notification, and cannot affect
the outcome of `git-commit`.
-The default 'post-commit' hook, when enabled, demonstrates how to
-send out a commit notification e-mail.
-
update
------
want to report something to the `git-send-pack` on the other end,
you can simply `echo` your messages.
+The default 'update' hook, when enabled, demonstrates how to
+send out a notification e-mail.
post-update
-----------