rawhide/fc4 extras builds

[seth vidal]

> But what if we start using the ".fc4" release tag? Then no more mass
> release incrementing is required.

let's not do that if we can avoid it.

> 
> > the only item we might want to delay a tiny bit on is gcc->gcc4.
> 
> This has now happened, yeah! :-)
> 

I can't install rawhide right now :)
-sv