title: How to get the list of labels of the Github PR that triggered my multibranch Jenkins build
body: <p>More precisely I need to get the list of labels of the PR that triggered my multibranch build. Is it possible?</p>
  
  <p>I am aware of <a href="https://github.com/jenkinsci/pipeline-github-plugin" rel="nofollow noreferrer">https://github.com/jenkinsci/pipeline-github-plugin</a> but incompatible version of Jenkins and multibranch pipeline is used.</p>