# File lib/gitlab_git/repository.rb, line 831
      def commits_since(from_date)
        walker = Rugged::Walker.new(rugged)
        walker.sorting(Rugged::SORT_DATE | Rugged::SORT_REVERSE)

        rugged.references.each("refs/heads/*") do |ref|
          walker.push(ref.target_id)
        end

        commits = []
        walker.each do |commit|
          break if commit.author[:time].to_date < from_date
          commits.push(commit)
        end

        commits
      end