Re: [PATCH] fixup! propagate errno from failing read

> diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh
> index cc4b10236e2..dd17718160a 100755
> --- a/t/t3200-branch.sh
> +++ b/t/t3200-branch.sh
> @@ -109,6 +109,20 @@ test_expect_success 'git branch -m n/n n should work' '
>  	git reflog exists refs/heads/n
>  '
>  
> +test_expect_success 'git branch -m with symlinked .git/refs' '
> +	git init subdir &&
> +	test_when_finished "rm -rf subdir" &&
> +	(cd subdir &&
> +		for d in refs objects packed-refs ; do
> +		rm -rf .git/$d &&
> +		ln -s ../../.git/$d .git/$d ; done ) &&
> +	git --git-dir subdir/.git/ branch rename-src &&
> +	expect=$(git rev-parse rename-src) &&
> +	git --git-dir subdir/.git/ branch -m rename-src rename-dest &&
> +	test $(git rev-parse rename-dest) = "$expect" &&
> +	git branch -D rename-dest
> +'