$ git clone -n https://gitee.com/wenyuzifang/libpfm.git /var/lib/mock/dist-an23-build-485381-74348/root/chroot_tmpdir/scmroot/libpfm
Cloning into '/var/lib/mock/dist-an23-build-485381-74348/root/chroot_tmpdir/scmroot/libpfm'...
$ git fetch origin 5c70653d56a47597fa0516d041916b343b9523b9:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libpfm
 * [new ref]         5c70653d56a47597fa0516d041916b343b9523b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5c70653 Update code from upstream