$ git clone -n https://gitee.com/wenjie2025/radvd.git /var/lib/mock/dist-an23-build-493340-74562/root/chroot_tmpdir/scmroot/radvd
Cloning into '/var/lib/mock/dist-an23-build-493340-74562/root/chroot_tmpdir/scmroot/radvd'...
$ git fetch origin fffbd5327dda1a0c12464e047730487748d9c3e5:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/radvd
 * [new ref]         fffbd5327dda1a0c12464e047730487748d9c3e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fffbd53 Update code from upstream