diff --git a/build/fbcode_builder/getdeps/builder.py b/build/fbcode_builder/getdeps/builder.py
index 13758a1f5..c8debbcdc 100644
--- a/build/fbcode_builder/getdeps/builder.py
+++ b/build/fbcode_builder/getdeps/builder.py
@@ -852,6 +852,14 @@ if __name__ == "__main__":
         if cmake is None:
             raise Exception("Failed to find CMake")
 
+        if self.build_opts.is_windows():
+            checkdir = self.src_dir
+            if os.path.exists(checkdir):
+                children = os.listdir(checkdir)
+                print(f"Building from source {checkdir} contents: {children}")
+            else:
+                print(f"Source {checkdir} not found")
+
         if reconfigure:
             define_args = self._compute_cmake_define_args(env)
             self._write_build_script(
diff --git a/build/fbcode_builder/getdeps/fetcher.py b/build/fbcode_builder/getdeps/fetcher.py
index e6edd895b..102e1bc65 100644
--- a/build/fbcode_builder/getdeps/fetcher.py
+++ b/build/fbcode_builder/getdeps/fetcher.py
@@ -914,6 +914,15 @@ class ArchiveFetcher(Fetcher):
             src = str(src)
             t.extractall(src)
 
+        if is_windows():
+            subdir = self.manifest.get("build", "subdir")
+            checkdir = src
+            if subdir:
+                checkdir = src + "\\" + subdir
+            if os.path.exists(checkdir):
+                children = os.listdir(checkdir)
+                print(f"Extracted to {checkdir} contents: {children}")
+
         with open(self.hash_file, "w") as f:
             f.write(self.sha256)