committed_at.diff

diff --git a/lib/integrity/project.rb b/lib/integrity/project.rb
index 0c67b68..49ec71a 100644
--- a/lib/integrity/project.rb
+++ b/lib/integrity/project.rb
@@ -60,23 +60,29 @@ module Integrity
 
     private
       def find_or_create_commit_with_identifier(identifier)
-        # We abuse +committed_at+ here setting it to Time.now because we use it
-        # to sort (for last_commit and previous_commits). I don't like this
-        # very much, but for now it's the only solution I can find.
-        #
-        # This also creates a dependency, as now we *always* have to update the
-        # +committed_at+ field after building to ensure the date is correct :(
-        #
-        # This might also make your commit listings a little jumpy, if some
-        # commits change place every time a build finishes =\
-        commits.first_or_create({:identifier => identifier, :project_id => id},
-          :committed_at => Time.now)
+        # NOTE: I saw remote_repo.info(identifier) return false for one of my
+        # projects, not sure why so this is in here for now.
+        begin
+          committed_at = remote_repo.info(identifier)[:committed_at]
+        rescue Exception => e
+          Integrity.log("got #{e} when trying to fetch the remote committed_at. Falling back to Time.new")
+          committed_at = Time.new.to_s
+        end
+        commits.first_or_create({ :identifier => identifier, :project_id => id },
+          :committed_at => committed_at)
       end
 
       def head_of_remote_repo
         SCM.new(uri, branch).head
       end
 
+      def remote_repo
+        SCM.new(uri, branch,
+          Integrity.config[:export_directory] /
+          "#{SCM.working_tree_path(uri)}-#{branch}"
+        )
+       end
+
       def set_permalink
         attribute_set(:permalink, (name || "").downcase.
           gsub(/'s/, "s").