json.sha commit['sha']
json.author do 
  json.partial! 'api/v1/users/commit_user', locals: { user: render_cache_commit_author(commit['author']), name: commit['author']['name'] }
end

json.committer do 
  json.partial! 'api/v1/users/commit_user', locals: { user: render_cache_commit_author(commit['committer']), name: commit['committer']['name'] }
end
json.commit_message commit['message']
json.parent_shas commit['parents'].map{|x|x['sha']}