From c3721eeb01cea8acc520c60b9c0a802c39114c6e Mon Sep 17 00:00:00 2001
From: Jen-Chieh Shen <jcs090218@gmail.com>
Date: Thu, 23 Jun 2022 01:14:20 +0800
Subject: [PATCH] add doc

---
 README.md | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/README.md b/README.md
index 402a3da..967fa58 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,17 @@
 
 [![CI](https://github.com/emacs-sideline/sideline-blame/actions/workflows/test.yml/badge.svg)](https://github.com/emacs-sideline/sideline-blame/actions/workflows/test.yml)
 
+Supported source control are listed in [vc-msg](https://github.com/redguardtoo/vc-msg).
+
+Currently supports the following:
+
+* Git
+* Mercurial
+* Subversion
+* Perforce
+
+*P.S. See their homepage for newest support!*
+
 ## 🔨 Quickstart
 
 ```elisp