$ git clone -n https://gitee.com/src-opencloudos-rpms/ocaml-re.git /var/lib/mock/dist-oc9-build-61191-16463/root/chroot_tmpdir/scmroot/ocaml-re
Cloning into '/var/lib/mock/dist-oc9-build-61191-16463/root/chroot_tmpdir/scmroot/ocaml-re'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ocaml-re
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be885ae import ocaml-re-1.10.4-2.tl4