$ git clone -n https://gitee.com/wency_cn/quota.git /var/lib/mock/dist-an23-build-505527-74854/root/chroot_tmpdir/scmroot/quota
Cloning into '/var/lib/mock/dist-an23-build-505527-74854/root/chroot_tmpdir/scmroot/quota'...
$ git fetch origin 21933b1baa31b89476674973a7048fe628a9d2a9:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/quota
 * [new ref]         21933b1baa31b89476674973a7048fe628a9d2a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 21933b1 Update code from upstream