diff --git a/.github/workflows/clang-format.yml b/.github/workflows/clang-format.yml
index 78ad98c7d9..3e1217a068 100644
--- a/.github/workflows/clang-format.yml
+++ b/.github/workflows/clang-format.yml
@@ -4,20 +4,23 @@ on: [push, pull_request]
 
 jobs:
   check:
-    runs-on: ubuntu-18.04
+#    runs-on: ubuntu-18.04
+    runs-on: ["self-hosted", "self-built-runner"]
     env:
       CLANG_VERSION: 10
     steps:
     - uses: actions/checkout@v2
-    - name: Install clang-format
-      run: |
-        sudo tee /etc/apt/sources.list.d/llvm.list >/dev/null <<EOF
-        deb http://apt.llvm.org/bionic/ llvm-toolchain-bionic-${CLANG_VERSION} main
-        deb-src http://apt.llvm.org/bionic/ llvm-toolchain-bionic-${CLANG_VERSION} main
-        EOF
-        wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add
-        sudo apt-get update
-        sudo apt-get install clang-format-${CLANG_VERSION}
+      with:
+        fetch-depth: '1'
+#    - name: Install clang-format
+#      run: |
+#        sudo tee /etc/apt/sources.list.d/llvm.list >/dev/null <<EOF
+#        deb http://apt.llvm.org/bionic/ llvm-toolchain-bionic-${CLANG_VERSION} main
+#        deb-src http://apt.llvm.org/bionic/ llvm-toolchain-bionic-${CLANG_VERSION} main
+#        EOF
+#        wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add
+#        sudo apt-get update
+#        sudo apt-get install clang-format-${CLANG_VERSION}
     - name: Format src/ripple
       run: find src/ripple -type f \( -name '*.cpp' -o -name '*.h' -o -name '*.ipp' \) -print0 | xargs -0 clang-format-${CLANG_VERSION} -i
     - name: Format src/test