$ git clone -n https://gitee.com/wenyuzifang/setserial.git /var/lib/mock/dist-an23-build-472795-74118/root/chroot_tmpdir/scmroot/setserial
Cloning into '/var/lib/mock/dist-an23-build-472795-74118/root/chroot_tmpdir/scmroot/setserial'...
$ git fetch origin bf4f123bc40426affccab3eb43eec8763bddac05:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/setserial
 * [new ref]         bf4f123bc40426affccab3eb43eec8763bddac05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf4f123 Update code from upstream