LastPushEventService#project_cache_key: undefined method `id' for nil:NilClass
https://sentry.gitlap.com/gitlab/gitlabcom/issues/98371/
NoMethodError: undefined method `id' for nil:NilClass
app/services/users/last_push_event_service.rb:70:in `project_cache_key'
"last-push-event/#{@user.id}/#{project.id}"
lib/gitlab/metrics/instrumentation.rb:156:in `block in project_cache_key'
trans.method_call_for(#{label.to_sym.inspect}).measure { super }
lib/gitlab/metrics/method_call.rb:23:in `measure'
retval = yield
lib/gitlab/metrics/instrumentation.rb:156:in `project_cache_key'
trans.method_call_for(#{label.to_sym.inspect}).measure { super }
app/services/users/last_push_event_service.rb:20:in `cache_last_push_event'
keys << project_cache_key(event.project.forked_from_project)
...
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undefined method `id' for nil:NilClass