$ git clone -n https://gitee.com/mgb01105731/tmux.git /var/lib/mock/dist-an23.4-build-540391-84551/root/chroot_tmpdir/scmroot/tmux
Cloning into '/var/lib/mock/dist-an23.4-build-540391-84551/root/chroot_tmpdir/scmroot/tmux'...
$ git fetch origin 80c3e44f469d2bc7d385f3b3ae177eb74d2b4fc3:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/tmux
 * [new ref]         80c3e44f469d2bc7d385f3b3ae177eb74d2b4fc3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 80c3e44 Update to 3.6b