You can find the source of this version on GitHub at concourse/concourse. It was created based on the commit
You can reference this release in your deployment manifest from the
- name: "concourse" version: "0.56.0" url: "https://bosh.io/d/github.com/concourse/concourse?v=0.56.0" sha1: "478f683d8b6ab58d83d103dba12051edd3104c32"
Or upload it to your director with the
bosh upload-release --sha1 478f683d8b6ab58d83d103dba12051edd3104c32 \ https://bosh.io/d/github.com/concourse/concourse?v=0.56.0