fix: hard reset to remote in bootstrap, add cd and timeout

bootstrap.sh

@@ -146,15 +146,17 @@ update_repo() {
   local TARGET_DIR="$HOME/.config/dotstate/storage"
 
   if [[ -d "$TARGET_DIR/.git" ]]; then
+      cd "$TARGET_DIR" || return 0
       local remote_sha local_sha
-      remote_sha=$(git ls-remote "$REPO_URL" HEAD | awk '{print $1}')
-      local_sha=$(git -C "$TARGET_DIR" rev-parse HEAD)
+      remote_sha=$(timeout 5 git ls-remote "$REPO_URL" HEAD | awk '{print $1}')
+      [[ -z "$remote_sha" ]] && return 0
+      local_sha=$(git rev-parse HEAD)
       if [[ "$remote_sha" == "$local_sha" ]]; then
           info "Repository up to date"
           return 0
       fi
       info "Repository out of date. Pulling updates..."
-      git -C "$TARGET_DIR" pull &>/dev/null
+      git fetch origin && git reset --hard origin/master && git clean -fd &>/dev/null
   else
       info "Repository not found. Cloning..."
       git clone --depth=1 "$REPO_URL" "$TARGET_DIR" &>/dev/null