$ git clone -n https://gitee.com/src-opencloudos-rpms/python-dns.git /var/lib/mock/dist-oc8-build-255137-84489/root/chroot_tmpdir/scmroot/python-dns
Cloning into '/var/lib/mock/dist-oc8-build-255137-84489/root/chroot_tmpdir/scmroot/python-dns'...
$ git fetch origin ee3b192b5b6c0603e82616dc258b8d53784b6d9d:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-dns
 * [new ref]         ee3b192b5b6c0603e82616dc258b8d53784b6d9d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ee3b192 import python-dns-1.15.0-13.tl3