Do Federal Agency Workplaces Have the Authority to Regulate State Militias?

In Ohio, Adjutant Generals Department versus federal labor relations authority. This is about whether the FLRA has authority to regulate state militias in addition to federal agency workplaces under the Civil Service Reform Act. So predictions here, the cert grant seems to suggest that the court is going to say no. But maybe not. They're going to say they just need doesn't have authority to regulating state militia.