$ git clone -n https://gitee.com/wency_cn/cups.git /var/lib/mock/dist-an23-build-503589-74854/root/chroot_tmpdir/scmroot/cups
Cloning into '/var/lib/mock/dist-an23-build-503589-74854/root/chroot_tmpdir/scmroot/cups'...
$ git fetch origin 483064d476daa58f70bcd754987faa97f9ec2f82:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/cups
 * [new ref]         483064d476daa58f70bcd754987faa97f9ec2f82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 483064d Update code from upstream