clarify a message

diff --git a/dgit b/dgit
index 666e2b2c8ad8fca044ea8a39fafe44dc3a8ec2a5..12d3075faa37c8789e6404bc9bb1564b2ed9815f 100755 (executable)
--- a/dgit
+++ b/dgit
@@ -486,7 +486,7 @@ sub fetch_from_archive () {
     } else {
        die "$lrref_fn $!";
     }
-    print DEBUG "last upload hash $upload_hash\n";
+    print DEBUG "previous reference hash $upload_hash\n";
     my $hash;
     if (defined $dsc_hash) {
        die "missing git history even though dsc has hash"