UPSTREAM: <carry>: update rebase doc
UPSTREAM: <carry>: update rebase doc

openshift/kubernetes,csrwng/kubernetes,bparees/kubernetes,bparees/kubernetes,openshift/kubernetes,csrwng/kubernetes,bparees/kubernetes,csrwng/kubernetes,bparees/kubernetes,csrwng/kubernetes,bparees/kubernetes,openshift/kubernetes,csrwng/kubernetes,openshift/kubernetes,openshift/kubernetes