diff --git a/tools/distrib/prepare_release_branch_artifacts.py b/tools/distrib/prepare_release_branch_artifacts.py
new file mode 100755
index 0000000000000..a41da6770c948
--- /dev/null
+++ b/tools/distrib/prepare_release_branch_artifacts.py
@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+
+# Copyright 2025 gRPC authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+import subprocess
+import sys
+
+_ROOT = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), "../.."))
+os.chdir(_ROOT)
+
+subprocess.check("./generate_artifacts.sh", shell=True)
+
+lines = []
+skipping = False
+with open(".gitignore") as f:
+    for line in f:
+        if line.startswith("# BEGIN CODEGEN"):
+            skipping = True
+        elif line.startswith("# END CODEGEN"):
+            skipping = False
+        elif not skipping:
+            lines.append(line)
+with open(".gitignore", "w") as f:
+    f.write("".join(lines))
+