[Buildbot] #2548: Git builder silently drops back to HEAD (master) if a branch isn't found

[Buildbot trac]

#2548: Git builder silently drops back to HEAD (master) if a branch isn't found
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Reporter:  chmorgan  |       Owner:
    Type:  defect    |      Status:  new
Priority:  major     |   Milestone:  undecided
 Version:  0.8.6p1   |  Resolution:
Keywords:  git       |
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Comment (by ahammond):

 I think I'm seeing a similar problem, except on the buildmaster. I see a
 SourceStamp with branch: HEAD. My hypothesis is that our Stash server is
 overloaded that's where the problem is coming from.

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Ticket URL: <http://trac.buildbot.net/ticket/2548#comment:3>
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