diff --git a/.readthedocs.yml b/.readthedocs.yml
index f9dc609fa..a22cbc758 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -4,6 +4,9 @@ build:
   os: "ubuntu-20.04"
   tools:
     python: "mambaforge-4.10"
+  jobs:
+    post_checkout:
+      - git fetch --shallow-since=2023-01-01  || true
 
 conda:
   environment: docs/rtd_environment.yaml