You can find the source of this version on GitHub at cloudfoundry/diego-release. It was created based on the commit
You can reference this release in your deployment manifest from the
- name: "diego" version: "1.30.0" url: "https://bosh.io/d/github.com/cloudfoundry/diego-release?v=1.30.0" sha1: "09a1ba484bafe1ceb4752a46a5c1159fdd81fc23"
Or upload it to your director with the
bosh upload-release --sha1 09a1ba484bafe1ceb4752a46a5c1159fdd81fc23 \ https://bosh.io/d/github.com/cloudfoundry/diego-release?v=1.30.0