$ git clone -n https://gitee.com/wenyuzifang/tix.git /var/lib/mock/dist-an23-build-472707-74118/root/chroot_tmpdir/scmroot/tix
Cloning into '/var/lib/mock/dist-an23-build-472707-74118/root/chroot_tmpdir/scmroot/tix'...
$ git fetch origin 85523d561123f45ca02ad1fdd4e530d7649c3577:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/tix
 * [new ref]         85523d561123f45ca02ad1fdd4e530d7649c3577 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85523d5 Update code from upstream