Merge branch 'jc/t5512-sigpipe-fix'

Test fix.

* jc/t5512-sigpipe-fix:
  t5512.40 sometimes dies by SIGPIPE

t/t5512-ls-remote.sh

@@ -406,6 +406,7 @@ test_expect_success 'v0 clients can handle multiple symrefs' '
 test_expect_success 'helper with refspec capability fails gracefully' '
 	mkdir test-bin &&
 	write_script test-bin/git-remote-foo <<-EOF &&
+	read capabilities
 	echo import
 	echo refspec ${SQ}*:*${SQ}
 	EOF