perl -le "print for @INC"

##</code><code>##

foo-2.0:
    #  this is your added package

perl-5.10.0:
    provides foo-1.0
    requires foo-2.0 # so that RPM also pulls in foo-2.0

perl-5.10.1:
    provides foo-3.0 # and RPM will automatically remove the foo-2.0 package

##</code><code>##

foo-2.0-meta:
    requires foo-2.0
    requires perl-5.10.0