Include check to see if GitHub user has required repositories.

[a-t-0]

If not, fork them from this organisation.

[a-t-0]

REPONAME_GET_RUNNER_TOKEN_PYTHON="get-gitlab-runner-registration-token"
GITHUB_STATUS_WEBSITE_GLOBAL=gitlab-ci-build-statuses
PUBLIC_GITHUB_TEST_REPO_GLOBAL=sponsor_example

[a-t-0]

Done.