sudo add-apt-repository ppa:f-muriana/ubuntu-builder
[sudo] password for bizhanMona:
Traceback (most recent call last):
  File "/usr/bin/add-apt-repository", line 125, in <module>
    ppa_info = get_ppa_info_from_lp(user, ppa_name)
  File "/usr/lib/python2.7/dist-packages/softwareproperties/ppa.py", line 84, in get_ppa_info_from_lp
    curl.perform()
pycurl.error: (7, "couldn't connect to host")