TheSitecore serialization pluginprovides theserialization commandwith the short formser1.This command handles the serialization of items in and out of a Sitecore instance1.You can use thewatchsubcommand tomonitor changes to content items in a Sitecore instance and automatically serialize the changes to your file system1.This way, you can ensure that you don't forget to pull changes made within a developer-managed location1.
References:
The CLI serialization command
Sitecore Content Serialization structural overview