docs(grid): editor template receives a copy of the model

components/grid/templates.md

@@ -148,7 +148,7 @@ Render the entire row with your own code and logic
 
 The column's `EditTemplate` defines the inline template or component that will be rendered when the user is [editing]({%slug components/grid/overview%}#editing) the field.
 
-You can data bind components in it to the current context, which is an instance of the model the grid is bound to. You will need a global variable that is also an instance of the model to store those changes.
+You can data bind components in it to the current context, which is an instance of the model the grid is bound to. You will need a global variable that is also an instance of the model to store those changes. The model the template receives is a copy of the original model, so that changes can be cancelled (the `Cancel` command).
 
 If you need to perform logic more complex than simple data binding, use the change event of the custom editor component to perform it. You can also consider using a [custom edit form](https://demos.telerik.com/blazor-ui/grid/editing-custom-form).