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svn://oomph-lib.maths.man.ac.uk/testing
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Creating a git clone of the testing branch
git svn clone svn://oomph-lib.maths.man.ac.uk/testing -T trunk -b branches -t tags --ignore-path='david-branch' <YourLocalName>
Please note, this comment will take 1-2 hours to run; but will give you all version history in a git repos, you can commit and play with.