Once you've applied labels to an issue or pull request, you can find items based on their labels.
On GitHub, navigate to the main page of the repository.
Under your repository name, click Issues or Pull requests.
Above the list of issues or pull requests, click Labels.
In the list of labels, click a label to see the issues and pull requests that it's been applied to.
Tip: To clear your filter selection, click Clear current search query, filters, and sorts.