reduced mongo image size

ci/prod/scripts/lock-db.sh

@@ -11,6 +11,7 @@ set +a
 
 REGISTRY_URL="${REGISTRY_URL:-}"
 MONGO_VERSION="${MONGO_VERSION:-latest}"
+MONGO_ARCH="${MONGO_ARCH:-linux/amd64}"
 APP_V="${APP_V:-}"
 
 if [ -z "$REGISTRY_URL" ]; then
@@ -31,12 +32,21 @@ done
 
 CREDS="$(cat secrets/REGISTRY_USER):$(cat secrets/REGISTRY_PASS)"
 
-skopeo copy --all \
-  "docker://docker.io/library/mongo:${MONGO_VERSION}" \
-  "docker://${REGISTRY_URL}/mirror/mongo:${APP_V}" \
+SRC_REF="docker://docker.io/library/mongo:${MONGO_VERSION}"
+DEST_REF="docker://${REGISTRY_URL}/mirror/mongo:${APP_V}"
+
+OS="${MONGO_ARCH%%/*}"
+ARCH="${MONGO_ARCH##*/}"
+
+skopeo copy \
+  --override-os "${OS:-linux}" \
+  --override-arch "${ARCH:-amd64}" \
+  --retry-times 3 \
+  "$SRC_REF" \
+  "$DEST_REF" \
   --dest-creds "$CREDS"
 
-INSPECT="$(skopeo inspect "docker://${REGISTRY_URL}/mirror/mongo:${APP_V}" --creds "$CREDS")"
+INSPECT="$(skopeo inspect "$DEST_REF" --creds "$CREDS")"
 DIGEST="$(printf '%s' "$INSPECT" | tr -d '\n' | sed -n 's/.*"Digest"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p')"
 
 if [ -z "$DIGEST" ]; then