$ git clone -n https://gitee.com/src-opencloudos-rpms/ocpkg.git /var/lib/mock/dist-oc9-epol-build-123613-73041/root/chroot_tmpdir/scmroot/ocpkg
Cloning into '/var/lib/mock/dist-oc9-epol-build-123613-73041/root/chroot_tmpdir/scmroot/ocpkg'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ocpkg
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6029a65 !2 indicate required koji Merge pull request !2 from shopyou/oc9