Untested. 
{
    my $real_meth = \&LWP::UserAgent::agent;

    local *LWP::UserAgent::agent = sub {
        $_[1] = "Camel Power 3.14.15" if $_[1] =~ /XML::RSS/;
        goto &$real_meth;
    };

    $rss_object->rss_uri('http://foo/bar/index.rss');
}

[download]
The much safer alternative is to simply fetch the RSS yourself and feed it to the class as a string.

Makeshifts last the longest.

In reply to Re: Overriding module-internal calls by Aristotle
in thread Overriding module-internal calls by Anonymous Monk

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