$ git clone -n https://gitee.com/wency_cn/unbound_1770720528.git /var/lib/mock/dist-an23-build-513044-75099/root/chroot_tmpdir/scmroot/unbound_1770720528
Cloning into '/var/lib/mock/dist-an23-build-513044-75099/root/chroot_tmpdir/scmroot/unbound_1770720528'...
$ git fetch origin 090bef3d9fbceb6d8c6498491fc91bdfbc2e9584:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/unbound_1770720528
 * [new ref]         090bef3d9fbceb6d8c6498491fc91bdfbc2e9584 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 090bef3 Update code from upstream