How do you change the clutch fluid on a subaru brat(older subaru)?

I don't see the reservoir anywhere under the hood. It has the 1.8l boxer engine.
How do you change the clutch fluid on a subaru brat(older subaru)?
that would be tough to do since this vehicle uses a clutch cable and does not have any hydraulics for the clutch. these cables do stretch and should be replaced when that happens.
How do you change the clutch fluid on a subaru brat(older subaru)?
You can often find automobile manuals for many makes and models at your local library. They may have the info you need.