SetEnv VIRTUAL_DOCUMENT_ROOT /var/www/

<VirtualHost *>
UseCanonicalName off
VirtualDocumentRoot /var/www/vhosts/%-2.0.%-1/%-3
UnsetEnv VIRTUAL_DOCUMENT_ROOT
SetEnv VIRTUAL_DOCUMENT_ROOT /var/www/vhosts/%-2.0.%-1/%-3
PassEnv VIRTUAL_DOCUMENT_ROOT
</VirtualHost>