$ git clone -n https://gitee.com/wency_cn/python-dns_1764794053.git /var/lib/mock/dist-an23-build-491253-74530/root/chroot_tmpdir/scmroot/python-dns_1764794053
Cloning into '/var/lib/mock/dist-an23-build-491253-74530/root/chroot_tmpdir/scmroot/python-dns_1764794053'...
$ git fetch origin b3e941bb02bc73a4920c682d766836811aea3926:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-dns_1764794053
 * [new ref]         b3e941bb02bc73a4920c682d766836811aea3926 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3e941b Update code from upstream