$ git clone -n https://gitee.com/wency_cn/quota.git /var/lib/mock/dist-an23-build-508253-74974/root/chroot_tmpdir/scmroot/quota
Cloning into '/var/lib/mock/dist-an23-build-508253-74974/root/chroot_tmpdir/scmroot/quota'...
$ git fetch origin aa1bfd7fa952875705dc0ca2a7a38a72c3d20387:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/quota
 * [new ref]         aa1bfd7fa952875705dc0ca2a7a38a72c3d20387 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aa1bfd7 Update code from upstream