Error 500 loading commits: GRPC::Core::CallError: call#run_batch failed somehow

https://sentry.gitlap.com/gitlab/gitlabcom/issues/482847/

GRPC::Core::CallError: call#run_batch failed somehow
  grpc/generic/active_call.rb:253:in `run_batch'
    batch_result = @call.run_batch(ops)
  grpc/generic/active_call.rb:253:in `remote_read'
    batch_result = @call.run_batch(ops)
  grpc/generic/active_call.rb:326:in `block in each_remote_read_then_finish'
    resp = remote_read
  grpc/generic/active_call.rb:325:in `loop'
    loop do
  grpc/generic/active_call.rb:325:in `each_remote_read_then_finish'
    loop do
...
(222 additional frame(s) were not displayed)

GRPC::Core::CallError: call#run_batch failed somehow