Man pages matching name pithub::pullrequests::comments in section 3pm:

Pithub::PullRequests::Comments.3pm.en	debian 10 / libpithub-perl
Pithub::PullRequests::Comments.3pm.en	debian 11 / libpithub-perl
Pithub::PullRequests::Comments.3pm.en	debian 12 / libpithub-perl