$ git clone -n https://gitee.com/wenyuzifang/iotop.git /var/lib/mock/dist-an23-build-485255-74348/root/chroot_tmpdir/scmroot/iotop
Cloning into '/var/lib/mock/dist-an23-build-485255-74348/root/chroot_tmpdir/scmroot/iotop'...
$ git fetch origin 0b91e4dc34b407a07b3244e75b5f5b1d3b887f72:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/iotop
 * [new ref]         0b91e4dc34b407a07b3244e75b5f5b1d3b887f72 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b91e4d Update code from upstream