Updates utils-git: b2bd615 Fix: sup, rsup: git repository check

diff --git a/utils-git b/utils-git
index 251549d447574f9f20f35c97cb79a24f66eb5c07..b2bd615615eba504a04c851769e138b554b97688 160000 (submodule)
--- a/utils-git
+++ b/utils-git
@@ -1 +1 @@
-Subproject commit 251549d447574f9f20f35c97cb79a24f66eb5c07
+Subproject commit b2bd615615eba504a04c851769e138b554b97688