test_expect_success 'dqstring-no-interpolate' '
# LINT: regex dollar-sign eol anchor in double-quoted string not special
grep "^ ! \[rejected\][ ]*$BRANCH -> $BRANCH (non-fast-forward)$" out &&
# LINT: escaped "$" not mistaken for variable expansion
grep "^\\.git\$" output.txt &&
'"
(
cd client$version &&
# LINT: escaped dollar-sign in double-quoted test body
GIT_TEST_PROTOCOL_VERSION=$version git fetch-pack --no-progress .. \$(cat ../input)
) >output &&
cut -d ' ' -f 2 <output | sort >actual &&
test_cmp expect actual
"'
'