diff --git a/.github/workflows/lint_0.yml b/.github/workflows/lint_0.yml
index b5d20541e5..3d28bca2eb 100644
--- a/.github/workflows/lint_0.yml
+++ b/.github/workflows/lint_0.yml
@@ -10,7 +10,7 @@ on:
   pull_request:
 
 env:
-  CORE_REPO_SHA: main
+  CORE_REPO_SHA: 7820ce02236bc6a1e01f28a3efb4880765ea2329
   CONTRIB_REPO_SHA: main
   PIP_EXISTS_ACTION: w
 
diff --git a/.github/workflows/misc_0.yml b/.github/workflows/misc_0.yml
index 3c3f7bfacf..01a8ae83d1 100644
--- a/.github/workflows/misc_0.yml
+++ b/.github/workflows/misc_0.yml
@@ -10,7 +10,7 @@ on:
   pull_request:
 
 env:
-  CORE_REPO_SHA: main
+  CORE_REPO_SHA: 7820ce02236bc6a1e01f28a3efb4880765ea2329
   CONTRIB_REPO_SHA: main
   PIP_EXISTS_ACTION: w
 
diff --git a/.github/workflows/test_0.yml b/.github/workflows/test_0.yml
index d251737227..655ef2d94c 100644
--- a/.github/workflows/test_0.yml
+++ b/.github/workflows/test_0.yml
@@ -10,7 +10,7 @@ on:
   pull_request:
 
 env:
-  CORE_REPO_SHA: main
+  CORE_REPO_SHA: 7820ce02236bc6a1e01f28a3efb4880765ea2329
   CONTRIB_REPO_SHA: main
   PIP_EXISTS_ACTION: w
 
diff --git a/.github/workflows/test_1.yml b/.github/workflows/test_1.yml
index f7e71dd6b6..2be4523ecb 100644
--- a/.github/workflows/test_1.yml
+++ b/.github/workflows/test_1.yml
@@ -10,7 +10,7 @@ on:
   pull_request:
 
 env:
-  CORE_REPO_SHA: main
+  CORE_REPO_SHA: 7820ce02236bc6a1e01f28a3efb4880765ea2329
   CONTRIB_REPO_SHA: main
   PIP_EXISTS_ACTION: w