--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -26,7 +26,7 @@ class ProjectsController < ApplicationController
   
   def show
     @project = Project.find_by_slug!(params[:id])
-    @repositories = @project.repositories
+    @repositories = @project.repositories.group_by(&:parent)
     
     respond_to do |format|
       format.html

--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -2,7 +2,7 @@ class Project < ActiveRecord::Base
   acts_as_taggable
   
   belongs_to  :user
-  has_many    :repositories, :order => "mainline desc, created_at desc",
+  has_many    :repositories, :order => "mainline desc, created_at asc",
     :dependent => :destroy
   has_one     :mainline_repository, :conditions => ["mainline = ?", true], 
     :class_name => "Repository"

--- a/app/views/projects/show.html.erb
+++ b/app/views/projects/show.html.erb
@@ -28,24 +28,34 @@
     <th>Created</th>
     <th></th>
   </thead>
-  <% @repositories.each do |repos| -%>
-  <tr class="<%= cycle("even", "odd") -%><%= repos.mainline? ? ' mainline' : '' -%>">
-    <td>
+  <% @repositories.each do |repos, clones| -%>
+  <% next if repos.nil? -%>
+  <tr class="<%= cycle("even", "odd") -%> mainline">
+    <td class="name">
       <%= link_to h(repos.name), project_repository_path(@project, repos) -%>
-      <!-- <% if repos.mainline? -%> <small><em>(Mainline)</em></small><% end -%> -->
     </td>
     <td>
-      <% if repos.mainline? -%>
-        <%= h(@project.slug) -%> (<%= link_to h(repos.user.login), user_path(repos.user) -%>)
-      <% else -%>
-        <%= link_to h(repos.user.login), user_path(repos.user) -%>
-      <% end -%>
+      <%= h(@project.slug) -%> (<%= link_to h(repos.user.login), user_path(repos.user) -%>)
     </td>
     <td>
       <%= repos.created_at.to_s(:short) -%>
     </td>
     <td><%= link_to "browse", project_repository_browse_path(@project, repos) -%></td>
   </tr>
+    <% clones.each do |repos| -%>
+      <tr class="<%= cycle("even", "odd") -%> clone">
+        <td class="name">
+          <%= link_to h(repos.name), project_repository_path(@project, repos) -%>
+        </td>
+        <td>
+          <%= link_to h(repos.user.login), user_path(repos.user) -%>
+        </td>
+        <td>
+          <%= repos.created_at.to_s(:short) -%>
+        </td>
+        <td><%= link_to "browse", project_repository_browse_path(@project, repos) -%></td>
+      </tr>
+    <% end -%>
   <% end -%>
 </table>
 

--- a/lib/core_ext.rb
+++ b/lib/core_ext.rb
@@ -2,4 +2,19 @@ class Array
   def to_sentence(options={})
     super({:skip_last_comma => true}.merge(options))
   end
+end
+
+module Enumerable
+  # http://dev.rubyonrails.org/changeset/8516
+  def group_by
+    inject([]) do |groups, element|
+      value = yield(element)
+      if (last_group = groups.last) && last_group.first == value
+        last_group.last << element
+      else
+        groups << [value, [element]]
+      end
+      groups
+    end
+  end if RUBY_VERSION < '1.9'
 end
\ No newline at end of file

Binary files /dev/null and b/public/images/clone_indent.png differ

--- a/public/stylesheets/base.css
+++ b/public/stylesheets/base.css
@@ -344,6 +344,11 @@ table.repository_list td {
   padding: 5px;
   border-bottom: 1px solid #ccc;
 }
+table.repository_list tr.clone td.name {
+  background: url("/images/clone_indent.png") 10px 50% no-repeat;
+  padding-left: 20px;
+}
+
 .infobox {
   background: #efefef;
   padding: 10px;