Add option MRVA_HEPC_DATAVIACLI, get hepc data using cli tool

run-spigot.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+# Usage: ./run-spigot.sh <refroot-dir> <out-dir> <tool-name>
+# To be used with ./spigot-cli.go 
+
+set -eu 
+
+REFROOT_DIR="$1"
+OUT_DIR="$2"
+TOOL_NAME="$3"
+
+cd "$REFROOT_DIR" &&                            \
+  dpkg-refroot-env                              \
+    spigot-cli bulk-download-results            \
+    --tool-name "$TOOL_NAME"                    \
+    --metadata-only all                         \
+    > "$OUT_DIR/spigot-results.json"