$ git clone -n https://gitee.com/wency_cn/gi-docgen.git /var/lib/mock/dist-an23-build-502433-74802/root/chroot_tmpdir/scmroot/gi-docgen
Cloning into '/var/lib/mock/dist-an23-build-502433-74802/root/chroot_tmpdir/scmroot/gi-docgen'...
$ git fetch origin f3749b222a5beea90f8374ef81720e0ee30eb38f:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/gi-docgen
 * [new ref]         f3749b222a5beea90f8374ef81720e0ee30eb38f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f3749b2 Update code from upstream