$ git clone -n https://gitee.com/src-opencloudos-rpms/gnocchi.git /var/lib/mock/dist-oc9-epol-build-55713-14782/root/chroot_tmpdir/scmroot/gnocchi
Cloning into '/var/lib/mock/dist-oc9-epol-build-55713-14782/root/chroot_tmpdir/scmroot/gnocchi'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gnocchi
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 56c4c9c import gnocchi-4.3.5-4.tl4