Update gitops.md

Author: mtspn

openshift-201/gitops.md

@@ -22,6 +22,11 @@
 - [History and Rollbacks](#history-and-rollbacks)
 - [References](#references)
 
+## Video walkthrough
+A draft video walkthrough of this lab is [available here](https://youtu.be/lu8ODionthM), please share any feedback or inconsistencies with the instructions. 
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 ## Objectives
 After completing this section, you should have an understanding of GitOps and how to use Argo CD to manage your applications and other resources.