t9107-git-svn-migrate.sh: use the $( ... ) construct for command substitution

diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index f06f70a75f4926d7573e3b1d8f06dbe385e10fdc..ca38131873aad1c5dd5b8001aceb39ed906b3c2d 100644 (file)
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -246,7 +246,7 @@ static void show_one_alternate_sha1(const unsigned char sha1[20], void *unused)
 static void collect_one_alternate_ref(const struct ref *ref, void *data)
 {
        struct sha1_array *sa = data;
-       sha1_array_append(sa, ref->old_sha1);
+       sha1_array_append(sa, ref->old_oid.hash);
 }
 
 static void write_head_info(void)