$ git clone -n https://gitee.com/src-opencloudos-rpms/frr.git /var/lib/mock/dist-oc8-build-67786-46501/root/chroot_tmpdir/scmroot/frr
Cloning into '/var/lib/mock/dist-oc8-build-67786-46501/root/chroot_tmpdir/scmroot/frr'...
$ git fetch origin d93fe042b38cc50d8d7115f34ee0c454138abfdb:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/frr
 * [new ref]         d93fe042b38cc50d8d7115f34ee0c454138abfdb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d93fe04 import frr-7.5.1-13.tl3.4