Add github quick setup

README.org

@@ -1965,6 +1965,38 @@ git push
 git checkout master
 #+end_src
 
+*** Github quick setup
+:PROPERTIES:
+:CUSTOM_ID: sec:github-quick-setup
+:END:
+
+#+caption[Make a new repository on the command line]:
+#+caption: Make a new repository on the command line.
+#+name: lst:make-new-git-repo
+#+begin_src shell -n :eval never
+echo "# org-oxx" >> README.md
+git init
+git add README.md
+git commit -m "first commit"
+git branch -M main
+git remote add origin git@github.com:gav451/org-oxx.git
+git push -u origin main
+#+end_src
+
+#+caption[Push an old git repository on the command line]:
+#+caption: Push an old git repository on the command line.
+#+name: lst:push-old-git-repo
+#+begin_src shell -n :eval never
+git remote add origin git@github.com:gav451/org-oxx.git
+git branch -M main
+git push -u origin main
+#+end_src
+
+*** Learn git
+:PROPERTIES:
+:CUSTOM_ID: sec:learn-git
+:END:
+
 Useful [[https://git-scm.com/book/en/v2][Git]] links are:
 - [[https://sentry.io/answers/abort-a-merge-in-git/][Abort a merge in Git]]
 - [[https://sentry.io/answers/change-the-uri-for-a-git-remote/][Change the URI for a Git remote]]