bzr:// Fast access using the Bazaar smart server.
bzr+ssh:// Fast access using the Bazaar smart server over SSH.
cvs+pserver:// The pserver access protocol for CVS.
file:// Access using the standard filesystem (default)
git:// Access using the Git smart server protocol.
git+ssh:// Access using the Git smart server protocol over SSH.
http:// Read-only access of branches exported on the web.
https:// Read-only access of branches exported on the web using SSL.
sftp:// Access using SFTP (most SSH servers provide SFTP).
svn:// Access using the Subversion smart server.
svn+ssh:// Access using the Subversion smart server tunneled over SSH.