$ git clone -n https://src.fedoraproject.org/rpms/octave-netcdf.git /var/lib/mock/f41-build-side-1-2969485-35819/root/chroot_tmpdir/scmroot/octave-netcdf
Cloning into '/var/lib/mock/f41-build-side-1-2969485-35819/root/chroot_tmpdir/scmroot/octave-netcdf'...
$ git fetch origin 26c0037f54718b7ad712482341bf09de07c3096e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave-netcdf
 * [new ref]         26c0037f54718b7ad712482341bf09de07c3096e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26c0037 Update to 1.0.18