New Branching Method for Fedora 13?

[Scott Beamer]

Mike Chambers spake thusly:

> On Tue, 2010-03-16 at 19:00 +0000, Scott Beamer wrote:
>> Stephen John Smoogen spake thusly:
>> 
>> > Ok to answer your question, what you are seeing is the No Frozen
>> > Rawhide methodology.
>> > 
>> > 
>> So does F13 get updated to the final product?
> 
> F13-testing at some point in time will be frozen, and those contents is
> what will actually be F13 official release. 

So how is it decided wht goes into f13-testing vs just Rawhide?