[CentOS] Removing All Packages From Repository

Mon Feb 13 21:18:24 UTC 2012
Scott Silva <ssilva at sgvwater.com>

on 2/13/2012 12:54 PM Matt spake the following:
> Is there a way to remove all packages from a certain repository such
I have done it by something like rpm -qa|grep rf and cat the list into rpm 
-U... I don't have the exact incantation near me, but that will get you a start