diff --git a/toolkit.nu b/toolkit.nu
index 56a94611..4c8c3bb3 100644
--- a/toolkit.nu
+++ b/toolkit.nu
@@ -13,3 +13,32 @@ export def "test" [
         nupm test
     }
 }
+
+# pull down the list of `refactor` PRs that have been merged and ignore the revisions
+#
+# > inspired by [*How to exclude commits from git blame*](https://www.stefanjudis.com/today-i-learned/how-to-exclude-commits-from-git-blame/)
+export def "update-ignored-revisions" [] {
+    const FILE = ".git-blame-ignore-revs"
+
+    let commits = ^gh -R amtoine/nu-git-manager pr list [
+            --state merged
+            --label refactor
+            --json "number,title,mergeCommit,url"
+        ]
+        | from json
+        | select number title mergeCommit.oid url
+        | rename --column {mergeCommit_oid: "commit"}
+        | reverse
+        | each { $"# ($in.title): [#($in.number)]\(($in.url)\)\n($in.commit)" }
+        | str join "\n\n"
+
+    [
+        "# Run this command to always ignore formatting commits in `git blame`",
+        "# ```",
+       $"# git config blame.ignoreRevsFile ($FILE)",
+        "# ```",
+        $commits
+    ] | str join "\n" | save --force $FILE
+
+    print $"ignored revisions stored in `($FILE)`"
+}