The closest thing to a
cookie clearer (found on Mandriva's repos) that I can think of is Bleachbit.
There were also others (Kleansweep was a good one) but I think Bleachbit is the only one maintained.
You can try your luck with the one from their website:
http://bleachbit.sourceforge.net/As for orphaned packages (aside from Rpmdrake itself) you can use (
with caution!)
Qt4rpm. This one is in our repos.
However:
But if you don't exactly understand what urpmi defines as an orphan, you shouldn't use it.
You might reed this one again. Be sure you know what you're doing.