diff --git a/pybombs.sh b/pybombs.sh
new file mode 100755
index 0000000..542a256
--- /dev/null
+++ b/pybombs.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+# requires: git, svn, wget
+# pybombs-mirror: https://github.com/scateu/pybombs-mirror/
+
+set -e
+set -o pipefail
+
+function pybombs_mirror() {
+	[[ ! -d ${TUNASYNC_WORKING_DIR} ]] && mkdir -p ${TUNASYNC_WORKING_DIR}
+	export PYBOMBS_MIRROR_BASE_URL=${MIRROR_BASE_URL}
+	export PYBOMBS_MIRROR_WORK_DIR=${TUNASYNC_WORKING_DIR}
+	cp ${PYBOMBS_MIRROR_SCRIPT_PATH}/upstream-recipe-repos.urls ${TUNASYNC_WORKING_DIR}/
+	cp ${PYBOMBS_MIRROR_SCRIPT_PATH}/pre-replace-upstream.urls ${TUNASYNC_WORKING_DIR}/
+	cp ${PYBOMBS_MIRROR_SCRIPT_PATH}/ignore.urls ${TUNASYNC_WORKING_DIR}/
+	${PYBOMBS_MIRROR_SCRIPT_PATH}/pybombs-mirror.sh
+}
+
+PYBOMBS_MIRROR_SCRIPT_PATH="${PYBOMBS_MIRROR_SCRIPT_PATH:-"/opt/pybombs-mirror"}"
+MIRROR_BASE_URL="${MIRROR_BASE_URL:-"https://pybombs.tuna.tsinghua.edu.cn"}"
+
+pybombs_mirror