t4126: fix test that happened to work due to timing

diff --git a/t/t7300-clean.sh b/t/t7300-clean.sh
index a50492f7c065d034cb344eac965d51a82cb5a599..bd7723970869aa0ce8f48b83fdc568821fdf737c 100755 (executable)
--- a/t/t7300-clean.sh
+++ b/t/t7300-clean.sh
@@ -112,7 +112,7 @@ test_expect_success 'git-clean with absolute path' '
        touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
        would_clean=$(
                cd docs &&
-               git clean -n $(pwd)/../src |
+               git clean -n "$(pwd)/../src" |
                sed -n -e "s|^Would remove ||p"
        ) &&
        test "$would_clean" = ../src/part3.c || {