$ git clone -n https://gitee.com/src-opencloudos-rpms/rpm-mpi-hooks.git /var/lib/mock/dist-oc9-build-71922-47610/root/chroot_tmpdir/scmroot/rpm-mpi-hooks
Cloning into '/var/lib/mock/dist-oc9-build-71922-47610/root/chroot_tmpdir/scmroot/rpm-mpi-hooks'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rpm-mpi-hooks
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 03e0ab2 import rpm-mpi-hooks-8-4.tl4