bugzilla Version field doesn't work

[Chris Murphy]

I've been bugged (har!) by this since the 5.0 change, but just did a
search and saw no other bug reported for it. Is anyone else running
into it?

version field is non-functional when default search is set to
classification Fedora, product Fedora
https://bugzilla.redhat.com/show_bug.cgi?id=1714695