update readme

README.md

@@ -15,5 +15,12 @@ Github search is terrible. The idea here is quickly clone all org repos into a s
 - $ make install
 - $ go install
 
-## Auth
-- If org is behind SSO add it to the [Github token](https://help.github.com/articles/authorizing-a-personal-access-token-for-use-with-a-saml-single-sign-on-organization/)
+## Use existing Github Token
+
+```
+$ security find-internet-password -s github.com  | grep "acct" | awk -F\" '{ print $4 }'
+```
+
+## Auth through SSO
+
+- If org is behind SSO a normal token will not work. You will need to add SSO to the [Github token](https://help.github.com/articles/authorizing-a-personal-access-token-for-use-with-a-saml-single-sign-on-organization/)