$ git clone -n https://gitee.com/src-opencloudos-rpms/libnetfilter_cthelper.git /var/lib/mock/dist-oc9-build-61023-16463/root/chroot_tmpdir/scmroot/libnetfilter_cthelper
Cloning into '/var/lib/mock/dist-oc9-build-61023-16463/root/chroot_tmpdir/scmroot/libnetfilter_cthelper'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libnetfilter_cthelper
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a30d3bb import libnetfilter_cthelper-1.0.0-4.tl4