==> Creating clean working copy [build]...done
==> Making package: kolkata 3.0-1 (Fri Oct  9 22:36:31 EDT 2015)
==> Retrieving sources...
  -> Downloading kolkata.tgz...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
curl: (22) The requested URL returned error: 404 Not Found
==> ERROR: Failure while downloading kolkata.tgz
    Aborting...
==> ERROR: Could not download sources.