diff --git a/cocoapods.sh b/cocoapods.sh
new file mode 100755
index 0000000..f47aef4
--- /dev/null
+++ b/cocoapods.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+set -e
+
+function repo_init() {
+	UPSTREAM=$1
+	WORKING_DIR=$2
+	git clone --mirror $UPSTREAM $WORKING_DIR
+}
+
+function update_cocoapods_git() {
+	repo_dir="$1"
+	cd $repo_dir
+	echo "==== SYNC $repo_dir START ===="
+	/usr/bin/timeout -s INT 3600 git remote -v update
+	git repack -a -b -d
+	echo "==== SYNC $repo_dir DONE ===="
+}
+
+UPSTREAM_BASE=${TUNASYNC_UPSTREAM_URL:-"https://github.com/CocoaPods"}
+REPOS=("Specs")
+
+for repo in ${REPOS[@]}; do
+	if [[ ! -d "$TUNASYNC_WORKING_DIR/${repo}.git" ]]; then
+		echo "Initializing ${repo}.git"
+		repo_init "${UPSTREAM_BASE}/${repo}.git" "$TUNASYNC_WORKING_DIR/${repo}.git"
+	fi
+	update_cocoapods_git "$TUNASYNC_WORKING_DIR/${repo}.git"
+done