https://bugzilla.redhat.com/show_bug.cgi?id=1356499
--- Comment #2 from Daniel Kopeček dkopecek@redhat.com --- (In reply to Igor Gnatenko from comment #1)
it's better if it will be named in lower-case...
I don't think so. See:
https://fedoraproject.org/wiki/Packaging:Naming?rd=Packaging:NamingGuideline...
and upstream is here: https://github.com/ColinH/PEGTL