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
@@ -83,7 +83,7 @@ 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";
 
 # extra breadcrumbs preceding the home link
 our @extra_breadcrumbs = ();