we changed the process in f20 its outlined
https://lists.fedoraproject.org/pipermail/devel/2013-August/188004.html
it was discussed both on this list and devel.
It would be nice if the documentation included a relative date as to
when the sign off is due. (For example before the spins are declared gold.)
It looks like the process allows spins that missed beta to get back in
for final if we file a releng ticket. Is that correct?