"cannot stage file \"" $fileName "\": OpenPGP signing failed"]
      }

      lappend newFileNames $fileName
      lappend newFileNames [appendArgs $fileName .asc]
    }

    set relativeFileNames [getRelativeFileNames $newFileNames 2]

    foreach fileName $newFileNames relativeFileName $relativeFileNames {
      file mkdir [file join \
          $checkoutDirectory $language $version $platform \
          [file dirname $relativeFileName]]

      file copy $fileName \