Ignore error from empty Git stash

run_scripts/set_up.bash

@@ -41,7 +41,7 @@ source activate.bash
 python -m pip install --upgrade pip
 
 cd "$MEGATRON_DEEPSPEED_REPO"
-((DO_PULL)) && git stash && git pull --rebase origin main && git stash pop
+((DO_PULL)) && git stash && git pull --rebase origin main && git stash pop || :
 git am /p/project/opengptx/ebert1/opengpt/bigscience/0001-Build-fused-kernels-in-temporary-directory.patch \
     || echo 'WARNING: Could not apply patch for building in temp dir.'
 # Remove previous build if any.