docs: update readme

Author: antonio-hickey

README.md

@@ -2,23 +2,27 @@
 
 [Rust](https://www.rust-lang.org) tools package for [pre-commit](https://pre-commit.com).
 
+Forked from: [doublify's pre-commit-rust](https://github.com/doublify/pre-commit-rust) (**NOTE: Their repo is unmaintained**)
+
 ## Using rust tools with pre-commit
 
 ```yaml
--   repo: https://github.com/doublify/pre-commit-rust
+-   repo: https://github.com/antonio-hickey/rusted-pre-commits
     rev: master
     hooks:
     -   id: fmt
     -   id: cargo-check
     -   id: clippy
+    -   id: build
+    -   id: test
 ```
 
 ## Passing arguments to rustfmt
 
 ```yaml
--   repo: https://github.com/doublify/pre-commit-rust
+-   repo: https://github.com/antonio-hickey/rusted-pre-commits
     rev: master
     hooks:
     -   id: fmt
-        args: ['--verbose', '--edition', '2018', '--']
+        args: ['--verbose', '--edition', '2021', '--']
 ```