build overrides

[Bill Nottingham]

Jesse Keating (jkeating at redhat.com) said: 
> > I'm unlikely to get to this today, so throwing this out on the list -
> > if someone has time, it may be good to go through all the old build
> > overrides and close out/remove the ones that are no longer needed. (for
> > example, if the updates in question are already pushed.) I can't imagine
> > that the ones from February are still needed.
> 
> Many of the overrides have been untagged, as I have a script that shows
> the ones that are unnecessary.  The tickets may still be open though.

So an alternative task would be extending Jesse's script to close
tickets.

Bill