$ git clone -n https://gitee.com/wenyuzifang/gi-docgen.git /var/lib/mock/dist-an23-build-485222-74348/root/chroot_tmpdir/scmroot/gi-docgen
Cloning into '/var/lib/mock/dist-an23-build-485222-74348/root/chroot_tmpdir/scmroot/gi-docgen'...
$ git fetch origin d4c6cf1144be2a328f3257bd15519f613640f402:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/gi-docgen
 * [new ref]         d4c6cf1144be2a328f3257bd15519f613640f402 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d4c6cf1 Update code from upstream