pbuilder: clean: use `rm -f` when removing APTCACHE/*, so we don't fail when there is nothing in it

Closes: #607607

1 files changed, 1 insertions, 1 deletions

diff --git a/pbuilder b/pbuilder
index 71d6962..f0bbf3d 100755
--- a/pbuilder
+++ b/pbuilder
@@ -47,7 +47,7 @@ case "$1" in
 	fi
 	if [ -n "$APTCACHE" ]; then
 	    log.i "Cleaning [$APTCACHE]"
-	    rm "$APTCACHE"/* || true
+	    rm -f "$APTCACHE"/* || true
 	fi
 	;;
     --login|login)