diff --git a/.github/workflows/create-release.yml b/.github/workflows/create-release.yml
index ae5800f81ee..19608358a5e 100644
--- a/.github/workflows/create-release.yml
+++ b/.github/workflows/create-release.yml
@@ -19,6 +19,7 @@ on:
 
 jobs:
   create_release:
+    if: github.repository == 'facebook/react-native'
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 24177338f95..390975aafd2 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -23,6 +23,7 @@ jobs:
 
   prepare_hermes_workspace:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     env:
       HERMES_WS_DIR: /tmp/hermes
       HERMES_VERSION_FILE: packages/react-native/sdks/.hermesversion
@@ -101,6 +102,7 @@ jobs:
           flavor: ${{ matrix.flavor }}
 
   prebuild_apple_dependencies:
+    if: github.repository == 'facebook/react-native'
     uses: ./.github/workflows/prebuild-ios-dependencies.yml
     secrets: inherit
 
diff --git a/.github/workflows/publish-bumped-packages.yml b/.github/workflows/publish-bumped-packages.yml
index f47ddd9fc03..ea8bc40a122 100644
--- a/.github/workflows/publish-bumped-packages.yml
+++ b/.github/workflows/publish-bumped-packages.yml
@@ -9,6 +9,7 @@ on:
 jobs:
   publish_bumped_packages:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     env:
       GHA_NPM_TOKEN: ${{ secrets.GHA_NPM_TOKEN }}
     steps:
diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index 8f356720f0b..efa432f4542 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -21,6 +21,7 @@ jobs:
 
   prepare_hermes_workspace:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     env:
       HERMES_WS_DIR: /tmp/hermes
       HERMES_VERSION_FILE: packages/react-native/sdks/.hermesversion
@@ -98,6 +99,7 @@ jobs:
           flavor: ${{ matrix.flavor }}
 
   prebuild_apple_dependencies:
+    if: github.repository == 'facebook/react-native'
     uses: ./.github/workflows/prebuild-ios-dependencies.yml
     secrets: inherit
 
diff --git a/.github/workflows/retry-workflow.yml b/.github/workflows/retry-workflow.yml
index aef1766b361..d943d657d82 100644
--- a/.github/workflows/retry-workflow.yml
+++ b/.github/workflows/retry-workflow.yml
@@ -9,6 +9,7 @@ on:
 jobs:
     rerun:
         runs-on: ubuntu-latest
+        if: github.repository == 'facebook/react-native'
         steps:
             - name: rerun ${{ inputs.run_id }}
               env:
diff --git a/.github/workflows/test-all.yml b/.github/workflows/test-all.yml
index e4f00621dee..f1f61cedece 100644
--- a/.github/workflows/test-all.yml
+++ b/.github/workflows/test-all.yml
@@ -11,6 +11,7 @@ on:
 jobs:
   set_release_type:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     outputs:
       RELEASE_TYPE: ${{ steps.set_release_type.outputs.RELEASE_TYPE }}
     env:
@@ -34,6 +35,7 @@ jobs:
 
   prepare_hermes_workspace:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     env:
       HERMES_WS_DIR: /tmp/hermes
       HERMES_VERSION_FILE: packages/react-native/sdks/.hermesversion
@@ -112,6 +114,7 @@ jobs:
           flavor: ${{ matrix.flavor }}
 
   prebuild_apple_dependencies:
+    if: github.repository == 'facebook/react-native'
     uses: ./.github/workflows/prebuild-ios-dependencies.yml
     secrets: inherit
 
@@ -594,6 +597,7 @@ jobs:
 
   test_js:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     strategy:
       fail-fast: false
       matrix:
@@ -608,6 +612,7 @@ jobs:
 
   lint:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     env:
       GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
diff --git a/.github/workflows/validate-dotslash-artifacts.yml b/.github/workflows/validate-dotslash-artifacts.yml
index 2b62d3b34c8..9463dacde97 100644
--- a/.github/workflows/validate-dotslash-artifacts.yml
+++ b/.github/workflows/validate-dotslash-artifacts.yml
@@ -27,6 +27,7 @@ on:
 jobs:
   validate-dotslash-artifacts:
     runs-on: ubuntu-latest
+    if: github.repository == 'facebook/react-native'
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4