[no-relnote] Fix archive-packages script

Signed-off-by: Evan Lezar <[email protected]>

Author: elezar

scripts/archive-packages.sh

@@ -39,12 +39,15 @@ ARTIFACTORY_REPO=$1
 
 if [[ $# -eq 2 ]]; then
     REFERENCE=$2
-    SHA=$(git rev-parse --short=8 ${REFERENCE})
 elif [[ -z ${PACKAGE_IMAGE_TAG} ]]; then
     echo "Either PACKAGE_IMAGE_TAG or REFERENCE must be specified"
     assert_usage "$@"
+else
+    REFERENCE="HEAD"
 fi
 
+SHA=$(git rev-parse --short=8 ${REFERENCE})
+
 : ${CURL:=curl}
 
 : ${PACKAGE_IMAGE_NAME="registry.gitlab.com/nvidia/container-toolkit/container-toolkit/staging/container-toolkit"}