Update README.md

Author: rgs258

en/deploy/README.md

@@ -84,7 +84,7 @@ It's a good idea to use a `git status` command before `git add` or whenever you
 {% filename %}command-line{% endfilename %}
 ```
 $ git status
-On branch master
+On branch main
 
 No commits yet
 
@@ -130,12 +130,12 @@ On the next screen, you'll be shown your repo's clone URL, which you will use in
 
 Now we need to hook up the Git repository on your computer to the one up on GitHub.
 
-Type the following into your console (replace `<your-github-username>` with the username you entered when you created your GitHub account, but without the angle-brackets -- the URL should match the clone URL you just saw):
+Type the following into your console (replace `<your-github-username>` with the username you entered when you created your GitHub account, but without the angle-brackets -- the URL should match the clone URL you just saw). Note that your choice of "main" or "master" in the Installation chapter will determine the final word in the second command.
 
 {% filename %}command-line{% endfilename %}
 ```
 $ git remote add origin https://github.com/<your-github-username>/my-first-blog.git
-$ git push -u origin master
+$ git push -u origin main
 ```
 
 When you push to GitHub, you'll be asked for your GitHub username and password (either right there in the command-line window or in a pop-up window), and after entering credentials you should see something like this:
@@ -146,8 +146,8 @@ Counting objects: 6, done.
 Writing objects: 100% (6/6), 200 bytes | 0 bytes/s, done.
 Total 3 (delta 0), reused 0 (delta 0)
 To https://github.com/ola/my-first-blog.git
- * [new branch]      master -> master
-Branch master set up to track remote branch master from origin.
+ * [new branch]      main -> main
+Branch main set up to track remote branch main from origin.
 ```
 
 <!--TODO: maybe do ssh keys installs in install party, and point ppl who dont have it to an extension -->