$ git clone -n https://gitee.com/lizhao2025/ldns.git /var/lib/mock/dist-an23-build-499682-74764/root/chroot_tmpdir/scmroot/ldns
Cloning into '/var/lib/mock/dist-an23-build-499682-74764/root/chroot_tmpdir/scmroot/ldns'...
$ git fetch origin 9668d0c988bc879933cc52f80b0a46abc1236a76:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/ldns
 * [new ref]         9668d0c988bc879933cc52f80b0a46abc1236a76 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9668d0c Update code from upstream