$ git clone -n https://gitee.com/wency_cn/rsync_1770966893.git /var/lib/mock/dist-an23-build-514501-75110/root/chroot_tmpdir/scmroot/rsync_1770966893
Cloning into '/var/lib/mock/dist-an23-build-514501-75110/root/chroot_tmpdir/scmroot/rsync_1770966893'...
$ git fetch origin 644dc026afa1a97bff02baa9e6666e980e6c2499:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/rsync_1770966893
 * [new ref]         644dc026afa1a97bff02baa9e6666e980e6c2499 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 644dc02 Update code from upstream