diff --git a/module_build_service/builder/MockModuleBuilder.py b/module_build_service/builder/MockModuleBuilder.py
index 0f280012..dcf239f0 100644
--- a/module_build_service/builder/MockModuleBuilder.py
+++ b/module_build_service/builder/MockModuleBuilder.py
@@ -536,7 +536,7 @@ class MockModuleBuilder(GenericBuilder):
             # If source starts with mock_resultdir, it means it is path to local
             # module build repository.
             if source.startswith(conf.mock_resultsdir):
-                repo_name = os.path.basename(source)
+                repo_name = os.path.basename(os.path.dirname(source))
                 if repo_name.startswith("module-"):
                     repo_name = repo_name[7:]
                 repo_dir = source