root@juju-bdx-juju-dev-machine-1:/var/lib/juju/agents/unit-fiche-0/charm# ./hooks/install 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
nginx-full is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 * Reloading nginx configuration nginx
   ...done.
Traceback (most recent call last):
  File "./hooks/install", line 18, in <module>
    main()
  File "/usr/local/lib/python3.4/dist-packages/charms/reactive/__init__.py", line 67, in main
    bus.dispatch()
  File "/usr/local/lib/python3.4/dist-packages/charms/reactive/bus.py", line 405, in dispatch
    _invoke(other_handlers)
  File "/usr/local/lib/python3.4/dist-packages/charms/reactive/bus.py", line 388, in _invoke
    handler.invoke()
  File "/usr/local/lib/python3.4/dist-packages/charms/reactive/bus.py", line 269, in invoke
    self._action(*args)
  File "/usr/local/lib/python3.4/dist-packages/charms/reactive/decorators.py", line 178, in wrapper
    action(*args, **kwargs)
  File "/var/lib/juju/agents/unit-fiche-0/charm/reactive/fiche.py", line 102, in install_fiche
    subprocess.call(git_clone_cmd.split(), shell=False)  
  File "/usr/lib/python3.4/subprocess.py", line 537, in call
    with Popen(*popenargs, **kwargs) as p:
  File "/usr/lib/python3.4/subprocess.py", line 859, in __init__
    restore_signals, start_new_session)
  File "/usr/lib/python3.4/subprocess.py", line 1457, in _execute_child
    raise child_exception_type(errno_num, err_msg)
FileNotFoundError: [Errno 2] No such file or directory: 'git'