$ git clone -n https://src.fedoraproject.org/rpms/python-network-runner.git /var/lib/mock/f39-build-1427570-31633/root/chroot_tmpdir/scmroot/python-network-runner
Cloning into '/var/lib/mock/f39-build-1427570-31633/root/chroot_tmpdir/scmroot/python-network-runner'...
$ git fetch origin 1c081e182bdc0153d484c8bbd05710872e05c155:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-network-runner
 * [new ref]         1c081e182bdc0153d484c8bbd05710872e05c155 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c081e1 remove README.md rhbz#2226256