- defaults:
    name: global
    description: 'my global description'

- defaults:
    name: myproject
    fooversion: 'v0.10'
    confversion: 'v0.42'
    description: 'my project description'

- project:
    name: project
    jobs:
        - job-group

- job-group:
    name: job-group
    jobs:
     - job-template

- job-template:
    name: job-template
    defaults: myproject
    builders:
        - shell: "echo 'confVersion: {confversion} & fooVersion: {fooversion}'"