Getting http://ftp.gnome.org/pub/GNOME/sources/gtksourceviewmm/2.91/gtksourceviewmm-3.2.0.tar.xz to ./gtksourceviewmm-3.2.0.tar.xz
  % 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
curl: (22) The requested URL returned error: 404 Not Found