RFR: 18: The fetch command in RFR emails does not work

[Robin Westberg via github.com]

Hi all,

Please review the following change that uses a proper ref in the fetch command sent in RFR emails.

Best regards,
Robin

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Commits:
 - 6854de36:	Make getSourceRef return a reference that can actually be fetched from the repository

Pull request:
http://git.openjdk.java.net/skara/pull/23

Webrev:
https://openjdk.github.io/cr/skara/23/webrev.00

Patch:
http://git.openjdk.java.net/skara/pull/23.diff

Fetch command:
git fetch https://github.com/openjdk/skara.git 6854de36:pr/23