git/KO

#!/bin/sh
#
# Not for general consumption; a script I used to make sure
# I do not accidentally push a rewound master to public.

case "$1" in --no-fetch) shift ;; *) git fetch ko ;; esac

mb=$(git merge-base ko/master master)
h=$(git rev-parse $mb ko/master | sort -u | wc -l)
if test "$h" != 1
then
	echo "OOOOOPPPPPPPPPPPPPPSSS! master is not ko/master fast forward."
	exit 1
fi
git show-branch --topo-order ko/master master
git show-branch --topo-order ko/maint maint
git show-branch --topo-order ko/next next
git show-branch --topo-order ko/pu pu