HTTP(s) clone access has been restored: The issue was narrowed down to a stale nginx configuration which directed authorization requests to the wrong port. The configuration has been corrected and normal service is restored. (08:35 UTC — Oct 27)
HTTP(s) clone is currently unavailable for hg.sr.ht: A planned deployment ran afoul and has caused some problems with cloning hg.sr.ht repositories via https. An investigation is ongoing. SSH clone is still working correctly. (08:20 UTC — Oct 27)