Once you've successfully connected your GitHub Enterprise to the instance of Learning Lab and can sign in, you'll likely want to import the courses that GitHub has designed. As a GHE Admin, visit /admin/courses/install and choose an organization. This will create new repositories in that organization, and will sync them with Learning Lab to allow your users to register for the courses.
Note: The GitHub App must be installed on all repositories in the organization that you select. We recommend creating a new organization for the purposes of Learning Lab administration.

After submitting the form, the application will do the following:
Once you see a success message, navigating to /courses should show all of the publicly available courses.