$ git clone -n https://gitee.com/wency_cn/sscg.git /var/lib/mock/dist-an23-build-503659-74854/root/chroot_tmpdir/scmroot/sscg
Cloning into '/var/lib/mock/dist-an23-build-503659-74854/root/chroot_tmpdir/scmroot/sscg'...
$ git fetch origin f5194c236b856c3b6e53db3f92d893bfdfdb5f88:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/sscg
 * [new ref]         f5194c236b856c3b6e53db3f92d893bfdfdb5f88 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5194c2 Update code from upstream