fetch test: avoid use of "VAR= cmd" with a shell function

[git] / t / t5552-skipping-fetch-negotiator.sh

diff --git a/t/t5552-skipping-fetch-negotiator.sh b/t/t5552-skipping-fetch-negotiator.sh
index f70cbcc..a452fe3 100755 (executable)
--- a/t/t5552-skipping-fetch-negotiator.sh
+++ b/t/t5552-skipping-fetch-negotiator.sh
@@ -107,7 +107,11 @@ test_expect_success 'use ref advertisement to filter out commits' '
 
        # The ref advertisement itself is filtered when protocol v2 is used, so
        # use v0.
-       GIT_TEST_PROTOCOL_VERSION= trace_fetch client origin to_fetch &&
+       (
+               GIT_TEST_PROTOCOL_VERSION= &&
+               export GIT_TEST_PROTOCOL_VERSION &&
+               trace_fetch client origin to_fetch
+       ) &&
        have_sent c5 c4^ c2side &&
        have_not_sent c4 c4^^ c4^^^
 '