$ git clone -n https://gitee.com/src-opencloudos-rpms/clutter-gst3.git /var/lib/mock/dist-oc9-build-40828-14591/root/chroot_tmpdir/scmroot/clutter-gst3
Cloning into '/var/lib/mock/dist-oc9-build-40828-14591/root/chroot_tmpdir/scmroot/clutter-gst3'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/clutter-gst3
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 061681e import clutter-gst3-3.0.27-3.tl4