fix git clone command in documentation

_episodes/10-documentation.md

@@ -16,6 +16,7 @@ Objectives:
 This episode discusses documentation strategies. 
 In particular, we will focus on how to build documentation using Sphinx and host that documentation online using [Read The Docs].
 
+
 :::{admonition} Follow Along with This Lesson
 :class: tip
 
@@ -26,20 +27,21 @@ point.
 You will need to make sure that you have `git` installed and configured,
 as described in the set-up instructions.
 
-- [Download the pre-made workshop repository as a zip file](https://github.com/MolSSI-Education/molecool/archive/refs/tags/package-docs-start.zip)
-
-Alternatively, download the repository using the command line:
-
 ````{tab-set-code} 
+
 ```{code-block} shell
 git clone https://github.com/MolSSI-Education/molecool.git
 cd molecool
 git checkout package-docs-start
-
+git switch -c main
 ```
 ````
+You can also [download the pre-made workshop repository as a zip file](https://github.com/MolSSI-Education/molecool/archive/refs/tags/git-start.zip).
+If downloading as a zip file, you will need to initialize `git` in the repository and make an initial commit in order to use git.
+
 :::
 
+
 Documentation must be provided to allow for use, development, and maintenance of software. 
 Documentation is often overlooked by developers since it can be tedious and boring.
 However, writing good documentation is an extremely good habit to develop.