archive: don't let remote clients get unreachable commits

diff --git a/t/t5601-clone.sh b/t/t5601-clone.sh
index fe287d31fb98237b11ccc1d1209001dec3fb0a8e..c3ffc8f15c6165713e29fecacdd0f335aba1d56c 100755 (executable)
--- a/t/t5601-clone.sh
+++ b/t/t5601-clone.sh
@@ -144,4 +144,21 @@ test_expect_success 'clone to an existing path' '
        test_must_fail git clone src target-5
 '
 
+test_expect_success 'clone a void' '
+       mkdir src-0 &&
+       (
+               cd src-0 && git init
+       ) &&
+       git clone "file://$(pwd)/src-0" target-6 2>err-6 &&
+       ! grep "fatal:" err-6 &&
+       (
+               cd src-0 && test_commit A
+       ) &&
+       git clone "file://$(pwd)/src-0" target-7 2>err-7 &&
+       ! grep "fatal:" err-7 &&
+       # There is no reason to insist they are bit-for-bit
+       # identical, but this test should suffice for now.
+       test_cmp target-6/.git/config target-7/.git/config
+'
+
 test_done