Fix mpcdf_setup_home_project

mpcdf_common.py

@@ -570,7 +570,7 @@ def mpcdf_setup_subproject(api_url, project, distribution, microarchitecture,
     if parent and not dry_run:
         for attribute in config_attributes + default_attributes:
             print("Copying attribute '{0}' from parent project".format(attribute))
-            set_attribute(api_url, project, None, get_attribute(api_url, parent, None, attribute))
+            set_attribute_values(api_url, project, None, attribute, overloaded_project_attribute(api_url, parent, attribute))
 
     # Check distribution
     software_meta = project_meta(api_url, "software")