From: 乙酸鋰 <ch3cooli@gmail.com>
Date: Mon, 07 Jan 2013 02:23:52 GMT
Subject: git push --force to update tag
Message-ID: <CAHtLG6Ss=KE8j_VZWf77A9FXantnwJvdDi1uoN9M-XO0c9GgEQ@mail.gmail.com>

about git 1.8.2

 * "git push" now requires "-f" to update a tag, even if it is a
   fast-forward, as tags are meant to be fixed points.

Does the server side validate this? Do we need to upgrade git on
server side to support this?