$ git clone -n https://gitee.com/wenyuzifang/glusterfs.git /var/lib/mock/dist-an23-build-471687-74118/root/chroot_tmpdir/scmroot/glusterfs
Cloning into '/var/lib/mock/dist-an23-build-471687-74118/root/chroot_tmpdir/scmroot/glusterfs'...
$ git fetch origin 62cfdedbca6cd03e62755a0792d89d826bc5542a:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/glusterfs
 * [new ref]         62cfdedbca6cd03e62755a0792d89d826bc5542a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62cfded Update code from upstream