diff --git a/bin/seed_package_mirror.sh b/bin/seed_package_mirror.sh
new file mode 100755
index 00000000..ca1dfa61
--- /dev/null
+++ b/bin/seed_package_mirror.sh
@@ -0,0 +1,64 @@
+#! /usr/bin/env bash
+
+set -eo pipefail
+
+usage() {
+cat >&2 <<USAGE_END
+$0 <mirror-directory>
+
+Downloads all current package artifacts needed to build Heads and copies them
+to a mirror directory, for seeding a package mirror.
+
+Parameters:
+  <mirror-directory>: Path to a directory where the packages are placed.
+  Created if it does not already exist.
+USAGE_END
+}
+
+ARGS_DONE=
+while [[ $# -ge 1 ]] && [ -z "$ARGS_DONE" ]; do
+	case "$1" in
+		--)
+			ARGS_DONE=y
+			shift
+			;;
+		--help)
+			usage
+			exit 0
+			;;
+		--*)
+			echo "unknown parameter: $1" >&2
+			usage
+			exit 1
+			;;
+		*)
+			ARGS_DONE=y
+			;;
+	esac
+done
+
+if [[ $# -ne 1 ]]; then
+	usage
+	exit 1
+fi
+
+ARG_MIRROR_DIR="$(realpath "$1")"
+
+cd "$(dirname "${BASH_SOURCE[0]}")/.."
+
+echo
+echo "Cleaning build to download all packages..."
+# fetch packages for representative boards
+rm -rf build/x86 build/ppc64
+rm -rf packages/x86 packages/ppc64
+echo
+echo "Downloading packages..."
+make packages BOARD=qemu-coreboot-fbwhiptail-tpm1-hotp
+make packages BOARD=talos-2 # newt, PPC
+make packages BOARD=librem_l1um_v2 # TPM2
+make packages BOARD=librem_l1um # coreboot 4.11
+make packages BOARD=x230-maximized # io386
+echo
+echo "Copying to mirror directory..."
+mkdir -p "$ARG_MIRROR_DIR"
+cp packages/x86/* packages/ppc64/* "$ARG_MIRROR_DIR/"