darwin-3 fails nearly all jobs
See, for instance, https://gitlab.haskell.org/ghc/ghc/-/jobs/1681954.
Fetching perf notes...
git fetch -f https://gitlab.haskell.org/ghc/ghc-performance-notes.git refs/notes/perf:refs/notes/perf
error: unable to rewind rpc post data - try increasing http.postBuffer
error: RPC failed; curl 65 HTTP/2 stream 31 was reset
fatal: expected 'acknowledgments'