diff --git a/.github/workflows/r2s_lean_minimal-dev.yml b/.github/workflows/r2s_lean_minimal-dev.yml
index 961d9f6..7497769 100644
--- a/.github/workflows/r2s_lean_minimal-dev.yml
+++ b/.github/workflows/r2s_lean_minimal-dev.yml
@@ -131,10 +131,12 @@ jobs:
           git config --local user.email "action@github.com" && git config --local user.name "GitHub Action"
           git remote add upstream https://github.com/coolsnowwolf/lede && git fetch upstream
           git checkout upstream/master -b tmp
+          git reset --hard aed7fc6131c5bf4ed39ff5194a144ba00057f828
+          rm -r target/linux/sunxi/image
           git checkout 33f7cb735300bd9a099995236ed768c8925fec75 -- target/linux/sunxi/image/
           git rm README.md
           git commit -m 'reset'
-          git checkout origin/master-v19.07.1
+          git checkout master-v19.07.1
           git rebase adc1a9a3676b8d7be1b48b5aed185a94d8e42728^ --onto tmp -X theirs
           rm -f target/linux/rockchip-rk3328/patches-4.14/0001-net-thunderx-workaround-BGX-TX-Underflow-issue.patch target/linux/generic/hack-4.14/999-net-patch-linux-kernel-to-support-shortcut-fe.patch
           sed -i '/ipv6/,+3d' package/base-files/files/root/setup.sh