$ git clone -n https://gitee.com/lizhao2025/snowball.git /var/lib/mock/dist-an23-build-500859-74764/root/chroot_tmpdir/scmroot/snowball
Cloning into '/var/lib/mock/dist-an23-build-500859-74764/root/chroot_tmpdir/scmroot/snowball'...
$ git fetch origin 2489ab676cfddf4a850b219b3cc9a98dabec0c7e:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/snowball
 * [new ref]         2489ab676cfddf4a850b219b3cc9a98dabec0c7e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2489ab6 Update code from upstream