$ git clone -n https://gitee.com/src-opencloudos-rpms/plexus-pom.git /var/lib/mock/dist-oc9-build-71457-47556/root/chroot_tmpdir/scmroot/plexus-pom
Cloning into '/var/lib/mock/dist-oc9-build-71457-47556/root/chroot_tmpdir/scmroot/plexus-pom'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/plexus-pom
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 955f51e import plexus-pom-10-4.tl4