$ git clone -n https://gitee.com/opencloudos-stream/ldns.git /var/lib/mock/dist-ocs23-python311-build-37633-2066/root/chroot_tmpdir/scmroot/ldns
Cloning into '/var/lib/mock/dist-ocs23-python311-build-37633-2066/root/chroot_tmpdir/scmroot/ldns'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ldns
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2cb87cd update