From 9687318b221a0e8f62eadb9a57eff20d5bb8799a Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 12 Mar 2022 08:14:06 +0530
Subject: [PATCH] Retry reading HEAD commit

---
 publish.py | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/publish.py b/publish.py
index b59e413a2..86b93fff3 100755
--- a/publish.py
+++ b/publish.py
@@ -273,8 +273,13 @@ def patch(self, url: str, fail_msg: str, **data: Any) -> None:
     def update_nightly_description(self, release_id: int) -> None:
         url = f'{self.url_base}/{release_id}'
         now = str(datetime.datetime.utcnow()).split('.')[0] + ' UTC'
-        with open('.git/refs/heads/master') as f:
-            commit = f.read().strip()
+        try:
+            with open('.git/refs/heads/master') as f:
+                commit = f.read().strip()
+        except FileNotFoundError:
+            time.sleep(1)
+            with open('.git/refs/heads/master') as f:
+                commit = f.read().strip()
         self.patch(
             url, 'Failed to update nightly release description',
             body=f'Nightly release, generated on: {now} from commit: {commit}.'