GitLab CI project:

include:
  - project: 'your-org/your-project'
    file: 'path/to/your/file/to/include'

See also

• GitLab CI, variables, templates, executors, .gitlab-ci.yml, .gitlab/, Credential helpers, notifications, pipeline editor, Keyword reference, Changelog, ContainersNotReady, GitLab environments, CI_JOB_TOKEN, artifacts: