Flatpak Update Hangs

In the last few days, flatpak update has stopped working for me. Running with -vv option indicates it is hanging on Loading https://dl.flathub.org/repo/summaries/cd14c083f0a5868d831f71ff3fcdb7c296061ca0abaf35bdd16878bb07ff35ad.idx.si
g using curl. I’ve run sudo dnf reinstall flatpak just to make sure, but no change.

Anyone else seen something like this?

There were some timeouts here too, but now it seems to be working.