-Except in the case where upstream releases only tarballs, we do not
-maintain a separate 'upstream' branch (unless you also happen to be
-involved in upstream development). We work with upstream tags rather
-than any branches, except temporary branches used to prepare patches
-for forwarding upstream, for example.
+Except in the case where upstream releases only tarballs, or we
+require DFSG filtering, we do not maintain a separate 'upstream'
+branch (unless you also happen to be involved in upstream
+development). We work with upstream tags rather than any branches
+(except temporary branches used to prepare patches for forwarding
+upstream, for example).