First, start with SVN detection project
Open eclipse - import-- FIG steps: 
Adding Address SVN
Second, the import maven project
Although the project is now imported SVN, but not a maven project, so we want to remove. But you must uncheck the following options.
Right-click on the project - delete 
delete later, in the manner of import maven project from a local import maven project:
Right-click - import - import ...
