Get the spec file and place it in the SPECS dir

def _get_spec(tree_base, spec, template, saltenv='base'):
    '''
    Get the spec file and place it in the SPECS dir
    '''
    spec_tgt = os.path.basename(spec)
    dest = os.path.join(tree_base, 'SPECS', spec_tgt)
    return __salt__['cp.get_url'](
        spec,
        dest,
        saltenv=saltenv)