$ git clone -n https://gitee.com/opencloudos-stream/python-dns.git /var/lib/mock/dist-ocs23-build-102405-6116/root/chroot_tmpdir/scmroot/python-dns
Cloning into '/var/lib/mock/dist-ocs23-build-102405-6116/root/chroot_tmpdir/scmroot/python-dns'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/python-dns
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5bb4f99 !2 upgrade to 2.4.2 Merge pull request !2 from cunshunxia/master