oh, it will likely be this instead

src/SPC/store/SourceManager.php

@@ -94,6 +94,9 @@ class SourceManager
 
             // if not, remove the source dir and extract again
             logger()->notice("Source [{$source}] hash mismatch, removing old source dir and extracting again ...");
+            if ($source === 'micro') {
+                return;
+            }
             FileSystem::removeDir($check);
             $filename = LockFile::getLockFullPath($lock_content);
             $move_path = LockFile::getExtractPath($lock_name, SOURCE_PATH . '/' . $source);