$ git clone -n https://gitee.com/wenyuzifang/python-productmd.git /var/lib/mock/dist-an23-build-486488-74383/root/chroot_tmpdir/scmroot/python-productmd
Cloning into '/var/lib/mock/dist-an23-build-486488-74383/root/chroot_tmpdir/scmroot/python-productmd'...
$ git fetch origin 0fa6ace30837ae8a8daa93b1b05d612950401fac:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-productmd
 * [new ref]         0fa6ace30837ae8a8daa93b1b05d612950401fac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0fa6ace Update code from upstream