$ git clone -n https://gitee.com/src-opencloudos-rpms/sscg.git /var/lib/mock/dist-oc9-build-61830-16463/root/chroot_tmpdir/scmroot/sscg
Cloning into '/var/lib/mock/dist-oc9-build-61830-16463/root/chroot_tmpdir/scmroot/sscg'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sscg
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15b877c import sscg-3.0.2-4.tl4