$ git clone -n https://gitee.com/src-opencloudos-rpms/frr.git /var/lib/mock/dist-oc8-build-74125-49611/root/chroot_tmpdir/scmroot/frr
Cloning into '/var/lib/mock/dist-oc8-build-74125-49611/root/chroot_tmpdir/scmroot/frr'...
$ git fetch origin 0f6284dc533cc62c1a6f83bb1e872f15bbd5fa1a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/frr
 * [new ref]         0f6284dc533cc62c1a6f83bb1e872f15bbd5fa1a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0f6284d import frr-7.5.1-22.tl3