$ git clone -n https://src.fedoraproject.org/rpms/nanovna-saver.git /var/lib/mock/f42-build-3460564-45515/root/chroot_tmpdir/scmroot/nanovna-saver
Cloning into '/var/lib/mock/f42-build-3460564-45515/root/chroot_tmpdir/scmroot/nanovna-saver'...
$ git fetch origin 59093957071273ac3221a6cde706b6f3aaf7f622:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nanovna-saver
 * [new ref]         59093957071273ac3221a6cde706b6f3aaf7f622 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5909395 Fix compatibility with the latest setuptools