http://download.fedora.us/fedora/fedora/2/i386/RPMS.stable/perl-MIME-tool s-5.411-0.fdr.6.2.noarch.rpm
Fedora.us has a lot of other helpful Perl modules too.
Note that the upstream maintainer is now the MIMEDefang group, a principal client of the MIME-tools package.
<http://mimedefang.org/>