Re: [PATCH v2] fetch: remove fetch_if_missing=0

> diff --git a/t/t5616-partial-clone.sh b/t/t5616-partial-clone.sh
> @@ -296,6 +296,76 @@ test_expect_success 'partial clone with unresolvable sparse filter fails cleanly
> +setup_triangle () {
> +       rm -rf big-blob.txt server client promisor-remote &&
> +
> +       printf "line %d\n" $(test_seq 1 100) >big-blob.txt

> +       # Create a server with 2 commits: a commit with a big blob and a child
> +       # commit with an incremental change. Also, create a partial clone
> +       # client that only contains the first commit.
> +       git init server &&
> +       git -C server config --local uploadpack.allowfilter 1 &&
> +       cp big-blob.txt server &&
> +       git -C server add big-blob.txt &&
> +       git -C server commit -m "initial" &&
> +       git clone --bare --filter=tree:0 "file://$(pwd)/server" client &&
> +       echo another line >>server/big-blob.txt &&
> +       git -C server commit -am "append line to big blob" &&
> +
> +       # Create a promisor remote that only contains the blob from the first
> +       # commit, and set it as the promisor remote of client. Thus, whenever
> +       # the client lazy fetches, the lazy fetch will succeed only if it is
> +       # for this blob.
> +       git init promisor-remote &&
> +       test_commit -C promisor-remote one && # so that ref advertisement is not empty
> +       git -C promisor-remote config --local uploadpack.allowanysha1inwant 1 &&
> +       git -C promisor-remote hash-object -w --stdin <big-blob.txt &&
> +       git -C client remote set-url origin "file://$(pwd)/promisor-remote"
> +}