$ git clone -n https://gitee.com/src-opencloudos-rpms/lua-mpack.git /var/lib/mock/dist-oc9-build-42880-14591/root/chroot_tmpdir/scmroot/lua-mpack
Cloning into '/var/lib/mock/dist-oc9-build-42880-14591/root/chroot_tmpdir/scmroot/lua-mpack'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/lua-mpack
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7c8954 import lua-mpack-1.0.9-3.tl4.1