Quoting Gary (saclug@garymcglinn.com):
Well, maybe, but spins.fedoraproject.org was fine with it. It was fedoraproject.org that had issues.
FWIW, that's still puzzling, because...
http://fedoraproject.org/ or https://fedoraproject.org/ does an automatic HTTP 302 redirect to https://getfedora.org/