$ git clone -n https://gitee.com/wenyuzifang/tmux.git /var/lib/mock/dist-an23-build-466773-73998/root/chroot_tmpdir/scmroot/tmux
Cloning into '/var/lib/mock/dist-an23-build-466773-73998/root/chroot_tmpdir/scmroot/tmux'...
$ git fetch origin ab0f4fad349163f62b7fbbb392ab365aa96d5bb2:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/tmux
 * [new ref]         ab0f4fad349163f62b7fbbb392ab365aa96d5bb2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab0f4fa Update code from upstream