$ git clone -n https://gitee.com/wenyuzifang/gi-docgen.git /var/lib/mock/dist-an23-build-469408-74027/root/chroot_tmpdir/scmroot/gi-docgen
Cloning into '/var/lib/mock/dist-an23-build-469408-74027/root/chroot_tmpdir/scmroot/gi-docgen'...
$ git fetch origin aad58cc8b691202d722fc7e173af9f3af5baedf7:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/gi-docgen
 * [new ref]         aad58cc8b691202d722fc7e173af9f3af5baedf7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aad58cc Update code from upstream