$ git clone -n https://gitee.com/wenyuzifang/gd.git /var/lib/mock/dist-an23-build-469482-74027/root/chroot_tmpdir/scmroot/gd
Cloning into '/var/lib/mock/dist-an23-build-469482-74027/root/chroot_tmpdir/scmroot/gd'...
$ git fetch origin 8417af947856847a0c38565a78ee636594b106eb:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/gd
 * [new ref]         8417af947856847a0c38565a78ee636594b106eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8417af9 Update code from upstream