Here is how I did it:
- Create a local Git repository by cloning from your bonobo Git URL:

- Double-click the new "local" repo:

- Add or create a project or solution on the Repo home page:

Do some work. Make a code. Whatever.
Check out the changes by clicking the "Changes" button on the same Repo home page (see previous image).
Add a commit message and then complete everything (assuming what you want to do) on the "Changes" screen:

, AD Bonobo, , Visual Studio, - , . , SharePoint VS2010, , , .