.githooks/post-checkout


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#!/usr/bin/env sh
rm -rf ./git-prompt
git -c submodule.sha1collisiondetection.update=none clone --no-checkout --depth 1 https://github.com/git/git.git ./git-prompt &&\
(
	cd ./git-prompt || exit 110
	#mkdir -pv contrib/completion || exit 111
	#git show HEAD:contrib/completion/git-prompt.sh > contrib/completion/git-prompt.sh || exit 112
	git restore --staged contrib/completion/git-prompt.sh
	git checkout contrib/completion/git-prompt.sh
	# if you can't cope with git reporting a truckload of deleted files, do this:
	#rm -rf .git
	# ...mind you this will alwasys pull in the whole repository on checkout/clone.
)