nostr:npub1xj55nutkysehe2yl99wst33cmqwctgqcfa62fsq8wdu7n32u67rqv89563 It isn't mixing distro repos. Flatpak applications are contained within their own filesystem using the same Linux namespace technology as containers. Whether you get the Flatpak application from Flathub's flatpakrepo or Fedora's flatpakrepo has absolutely no effect on the underlying host distro.