Man pages matching name cpan::common::index::mirror in section 3pm:

CPAN::Common::Index::Mirror.3pm.en	debian 10 / libcpan-common-index-perl
CPAN::Common::Index::Mirror.3pm.en	debian 11 / libcpan-common-index-perl
CPAN::Common::Index::Mirror.3pm.en	debian 12 / libcpan-common-index-perl