You need to find the sync GUID for your sharepoint site. Replace all instances of your personal URL with the shared URL using your text editor’s search and replace functionality. Make changes to the ClientPolicy.ini file as follows.Make a backup of the settings directory.Open ~/Library/Application Support/OneDriveBusiness/.Sign-in with your Office365 or Sharepoint username and password and it should start to sync your personal OneDrive for Business directory.The following steps allow you (at your own risk) to use the beta client to sync with your team site shared documents directory instead. As commenters have pointed out, this is not so useful if you want to use a Team Site to share documents with a whole team or company. However, this only gives you synchronisation for your “personal” OneDrive for Business folder. Microsoft have recently released a beta of OneDrive for Business for Mac. Sharing / synchronising of documents has been a pain, as it requires the use of Microsoft’s Document Connection app, or the Office365 web interface.

Mac onedrive for business