$ git clone -n https://gitee.com/src-opencloudos-rpms/raptor2.git /var/lib/mock/dist-oc9-build-175395-79914/root/chroot_tmpdir/scmroot/raptor2
Cloning into '/var/lib/mock/dist-oc9-build-175395-79914/root/chroot_tmpdir/scmroot/raptor2'...
$ git fetch origin 80a8ad0a1ac5628076eb67abca33adefb82c39d0:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/raptor2
 * [new ref]         80a8ad0a1ac5628076eb67abca33adefb82c39d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 80a8ad0 import raptor2-2.0.15-13.tl4