diff --git a/scripts/patches.sh b/scripts/patches.sh
index 2e19f00..6b4346e 100644
--- a/scripts/patches.sh
+++ b/scripts/patches.sh
@@ -98,7 +98,7 @@ sed -i '/uci commit luci/i\uci set luci.main.mediaurlbase="/luci-static/argon"'
 
 # add r1s support to Lean's repo
 if [[ $DEVICE == 'r1s' ]]; then
-  cd ~ && git clone -b openwrt-21.02 https://github.com/immortalwrt/immortalwrt && cd immortalwrt
+  cd ~ && rm -rf immortalwrt/ && git clone -b openwrt-21.02 https://github.com/immortalwrt/immortalwrt && cd immortalwrt
   git log --grep r1s -i | grep '^commit ' | head -n -2 | cut -d' ' -f2 | tac | xargs git show | sed '0,/UENV/s//ATF/' > r1s.diff
   git show 124116564e8a6081e79cb2e87b0d87b2af99c583 632c4c91e7640a354dc421fa324fd705b734252d 7fb1b00f5f6214bf7a29d3781d260a7e7c8547c9 >> r1s.diff
   cd ~/lede && chmod +x target/linux/sunxi/base-files/etc/board.d/* && git apply ~/immortalwrt/r1s.diff