diff --git a/.github/workflows/codegen.yml b/.github/workflows/codegen.yml
index 578cb3b7d..9bcce460f 100644
--- a/.github/workflows/codegen.yml
+++ b/.github/workflows/codegen.yml
@@ -1,8 +1,6 @@
 name: Codegen
 
 on:
-  push:
-    branches: [ main ]
   pull_request:
   workflow_dispatch:
 
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index c58b4dbb4..dd2dd8f12 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -1,8 +1,6 @@
 name: CI
 
 on:
-  push:
-    branches: [ main ]
   pull_request:
   workflow_dispatch:
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 8aaa6c8b0..fa2c3568c 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -1,8 +1,6 @@
 name: Lint
 
 on:
-  push:
-    branches: [ main ]
   pull_request:
   workflow_dispatch:
 
diff --git a/.github/workflows/repo-sync.yml b/.github/workflows/repo-sync.yml
index a789c21b5..484f7ff57 100644
--- a/.github/workflows/repo-sync.yml
+++ b/.github/workflows/repo-sync.yml
@@ -7,6 +7,7 @@ on:
 
 jobs:
   git-sync:
+    if: github.repository == 'smithy-lang/smithy-swift'
     runs-on: ubuntu-latest
 
     steps: