$ git clone -n https://gitee.com/src-opencloudos-rpms/fabtests /var/lib/mock/dist-oc8-build-56905-15178/root/chroot_tmpdir/scmroot/fabtests
Cloning into '/var/lib/mock/dist-oc8-build-56905-15178/root/chroot_tmpdir/scmroot/fabtests'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/fabtests
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da4f65f import fabtests-1.17.0-2.tl3