Patch-Source: https://github.com/archlinux/svntogit-community/blob/a7f15313fbf1bd4434b6b0a05cf87ec36047ed52/trunk/build-ac.index-in-tmp.diff
--- a/backends/pep517.py	2022-10-26 23:06:36.402013172 +0800
+++ b/backends/pep517.py	2022-10-26 23:09:02.888234183 +0800
@@ -32,6 +32,7 @@
 import tarfile
 import shutil
 import sys
+import tempfile
 import zipfile
 from pathlib import Path
 
@@ -205,12 +206,13 @@
 
 
 def _build_and_inject_ac_index(build_dir, extracted_wheel_dir):
-    ac_index_build_name = _build_ac_index(build_dir)
-    print("Adding auto-complete index into wheel")
-    os.rename(
-        ac_index_build_name,
-        os.path.join(extracted_wheel_dir, AC_INDEX_REL_PATH),
-    )
+    with tempfile.TemporaryDirectory() as ac_index_dir:
+        ac_index_build_name = _build_ac_index(ac_index_dir)
+        print("Adding auto-complete index into wheel")
+        shutil.copy2(
+            ac_index_build_name,
+            os.path.join(extracted_wheel_dir, AC_INDEX_REL_PATH),
+        )
 
 
 def _build_ac_index(build_dir, rebuild=True):