## adding

          git merge -s ours --no-commit #{local_branch}
          git read-tree --prefix=#{mirror}/ -u #{local_branch}
          git add .braids
          git commit -m "Merge #{local_branch} into #{mirror}/" --no-verify

## updating

          when "svn"
            update_remote = <<-CMDS
              git svn fetch #{params["local_branch"]}
              git merge -s subtree #{params["local_branch"]}
            CMDS
          when "git"
            update_remote = <<-CMDS
              git fetch #{params["local_branch"]}
              git merge -s subtree #{params["local_branch"]}
            CMDS