It is not entirely clear from the site documentation how you checkout by label (although the scmVersion and scmVersionType look like good candidates), or is this an area still requiring development? If so, I will create a request in JIRA and even begin working on it.
Thanks Robert Egan This email message and any attachments may contain confidential, proprietary or non-public information. The information is intended solely for the designated recipient(s). If an addressing or transmission error has misdirected this email, please notify the sender immediately and destroy this email. Any review, dissemination, use or reliance upon this information by unintended recipients is prohibited. Any opinions expressed in this email are those of the author personally.
