$ git clone -n https://gitee.com/wenyuzifang/python-productmd.git /var/lib/mock/dist-an23-build-464102-73881/root/chroot_tmpdir/scmroot/python-productmd
Cloning into '/var/lib/mock/dist-an23-build-464102-73881/root/chroot_tmpdir/scmroot/python-productmd'...
$ git fetch origin 0ac33bf8149fe5700b6c619346ab1f8e1d35c915:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-productmd
 * [new ref]         0ac33bf8149fe5700b6c619346ab1f8e1d35c915 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ac33bf Update code from upstream