diff --git a/core/version_check.py b/core/version_check.py
index 37445d16..b24c9a17 100644
--- a/core/version_check.py
+++ b/core/version_check.py
@@ -87,7 +87,7 @@ class CheckVersion(object):
     @staticmethod
     def clean():
         # Clean libs
-        libs.util.git_clean(
+        result = libs.util.git_clean(
             remove_directories=True,
             force=True,
             ignore_rules=True,
@@ -96,6 +96,7 @@ class CheckVersion(object):
                 core.SOURCE_ROOT,
             ],
         )
+        logger.debug(result)
 
 
 class UpdateManager(object):
diff --git a/libs/util.py b/libs/util.py
index c0281715..cde820f2 100644
--- a/libs/util.py
+++ b/libs/util.py
@@ -86,4 +86,4 @@ def git_clean(remove_directories=False, force=False, dry_run=False, interactive=
         except AttributeError:
             pass
         command.extend(paths)
-    subprocess.call(command)
+    return subprocess.check_output(command)