https://admin.fedoraproject.org/pkgdb/package/rpms/intellij-idea/
It looks like there used to be a package but it was retired. It's probably
worth contacting the previous maintainers and find out why it was retired
and any recommendations that they have for getting it going again.
Also, COPR (
https://fedoraproject.org/wiki/Category:Copr ) is a great way
to get builds up and running for people to test and give feedback on.