Resync to el8/pkg.sh

pkg.sh

@@ -613,6 +613,9 @@ elif [ "$step" == "release" ]; then
     if [ ! -f ${wlcgsign} ]; then
       echo "ERROR! Script ${wlcgsign} not found"
       exit 1
+    elif ! createrepo_c -V &> /dev/null; then
+      echo "ERROR! Command createrepo_c not found"
+      exit 1
     fi
   fi