Update 5.x-rc.md

doc/5.x-rc.md

@@ -50,13 +50,12 @@ A safe way to make a clean copy of every repo is to create a new `dist` build (`
 ```bash
 ## Ensure that you have a clean, up-to-date copy of the `master` branch.
 cd ~/src/master
-git scan foreach -c 'pwd; git branch; echo'
+git scan foreach -c 'pwd; git branch | grep \* ; echo'
 git scan up
  
 ## Fixme: for now you need to manually add the extra drupal branches
 cd drupal
 git checkout 6.x-master && git pull origin 6.x-master
-git checkout 8.x-master && git pull origin 8.x-master
 git checkout 7.x-master && git pull origin 7.x-master
 cd ..