ronnix/fabtools — pull request #93 by disko (2013-03-19 15:33:02+00:00)
Title: Add git.fetch operation and use it in require.git.working_copy.

``require.git.working_copy`` currently doesn't do what's expected when the working copy already exists *and* shall be updated *and* a different branch shall be checked out. To support this use case the ``git.fetch`` operation has been added and is used in ``require.git.working_copy``.