Debug build failure

Signed-off-by: Shmuel Kallner <kallner@il.ibm.com>

Author: shmuelk

Makefile

@@ -466,6 +466,7 @@ $(GCI): $(LOCALBIN)
 # $2 - package url which can be installed
 # $3 - specific version of package
 define go-install-tool
+set -x; \
 @[ -f "$(1)-$(3)" ] || { \
 set -e; \
 package=$(2)@$(3) ;\