Update docs guide for lefthook

doc/development/contributing/style_guides.md

@@ -17,9 +17,8 @@ we suggest investigating to see if a plugin exists. For instance here is the
 
 ## Pre-push static analysis
 
-We strongly recommend installing
-[Lefthook](https://github.com/Arkweid/lefthook) to automatically check for
-static analysis offenses before pushing your changes.
+We strongly recommend installing [Lefthook](https://github.com/Arkweid/lefthook) to automatically check
+for static analysis offenses before pushing your changes.
 
 To install `lefthook`, run the following in your GitLab source directory:
 
@@ -33,10 +32,9 @@ overcommit --uninstall
 gem install lefthook && lefthook install -f
 ```
 
-Before you push your changes, Lefthook will then automatically run Danger checks, as well
-as RuboCop, ES Lint, HAML Lint, and SCSS Lint for the changed files.
-
-This saves you time as you don't have to wait for the same errors to be detected by CI/CD.
+Before you push your changes, Lefthook then automatically run Danger checks, and other checks
+for changed files. This saves you time as you don't have to wait for the same errors to be detected
+by CI/CD.
 
 Lefthook relies on a pre-push hook to prevent commits that violate its ruleset.
 If you wish to override this behavior, pass the environment variable `LEFTHOOK=0`.

doc/development/documentation/index.md

@@ -708,15 +708,14 @@ Git [pre-commit hooks](https://git-scm.com/book/en/v2/Customizing-Git-Git-Hooks)
 run tests or other processes before committing to a branch, with the ability to not commit to the branch if
 failures occur with these tests.
 
-[`overcommit`](https://github.com/sds/overcommit) is a Git hooks manager, making configuring,
+[`lefthook`](https://github.com/Arkweid/lefthook) is a Git hooks manager, making configuring,
 installing, and removing Git hooks easy.
 
-Sample configuration for `overcommit` is available in the
-[`.overcommit.yml.example`](https://gitlab.com/gitlab-org/gitlab/-/blob/master/.overcommit.yml.example)
+Configuration for `left` is available in the [`lefthook.yml`](https://gitlab.com/gitlab-org/gitlab/-/blob/master/lefthook.yml)
 file for the [`gitlab`](https://gitlab.com/gitlab-org/gitlab) project.
 
-To set up `overcommit` for documentation linting, see
-[Pre-commit static analysis](../contributing/style_guides.md#pre-push-static-analysis).
+To set up `lefthook` for documentation linting, see
+[Pre-push static analysis](../contributing/style_guides.md#pre-push-static-analysis).
 
 #### Disable Vale tests