Suppose we need a local package repository, 15.05-rc3 branch of newif
# Create local repository directory
mkdir -p /mirror/openwrt
# Goto repository directory
cd /mirror/openwrt
# download packages with wget
wget -m –no-parent -e robots=off http://downloads.openwrt.org/chaos_calmer/15.05-rc3/ramips/mt7620/packages/
# config http server, here lighttpd
# add alias in configure: alias.url = (“download.openwrt.org”=>”/mirror/openwrt/downloads.openwrt.org/”)
# restart http server
/etc/init.d/lighttpd restart
# Modify OPKG-Configuration in luci web site
# src/gz chaos_calmer_base http://localip/downloads.openwrt.org/…”
#…