diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 000000000..33938315b
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,4 @@
+# clang-format all files in main branch
+b2e4f78b693fac5b31bd4bbadb395fdd8ed007c2
+# clang-format all files in beta branch
+09538f9a1aa247919ac19992db173050e173a860