Unsigned Packages in Rawhide

[Bruno Wolff III]

On Thu, Aug 13, 2009 at 22:40:48 +0530,
  Mani A <a.mani.cms at gmail.com> wrote:
> I am having problems with updating F12 Alpha.
> The latest F12 x86_64 key does not get imported.
> Many of the packages in rawhide are not signed (yum says so)

Your mirror might also be behind. Based on the churn I saw this morning,
I think they just got signed last night.