如何在XCode 4中添加现有项目作为工作副本?

Today I switched from XCode 3 to XCode 4 and now I have a lot of problems with my projects, which were under version control in XCode 3. If you install XCode 4, it will remember all your repositories. The problem is, that the projects don't know, that they belong to a specific repository. The instructions Today I switched from XCode 3 to XCode 4 and no