$ git clone -n https://gitee.com/wenyuzifang/graphite2.git /var/lib/mock/dist-an23-build-480566-74252/root/chroot_tmpdir/scmroot/graphite2
Cloning into '/var/lib/mock/dist-an23-build-480566-74252/root/chroot_tmpdir/scmroot/graphite2'...
$ git fetch origin 6fea10782656b70126f84ab890b02378e690c3a9:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/graphite2
 * [new ref]         6fea10782656b70126f84ab890b02378e690c3a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fea107 Update code from upstream