diff -up git-1.7.2/gitweb/gitweb.perl.orig git-1.7.2/gitweb/gitweb.perl

--- git-1.7.2/gitweb/gitweb.perl.orig	2010-07-21 23:35:25.000000000 +0200

+++ git-1.7.2/gitweb/gitweb.perl	2010-07-22 10:49:50.385707086 +0200

@@ -79,7 +79,7 @@ our $projectroot = "++GITWEB_PROJECTROOT

 our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++";

 # string of the home link on top of all pages

-our $home_link_str = "++GITWEB_HOME_LINK_STR++";

+our $home_link_str = $ENV{'SERVER_NAME'} ? "git://" . $ENV{'SERVER_NAME'} : "projects";

 # name of your site or organization to appear in page titles

 # replace this with something more descriptive for clearer bookmarks