docs: image example

README.md

@@ -23,10 +23,15 @@ To fetch a resource, simply provide the resource URL as follows:
 This example shows how you can fetch a "hello world" CID from peers using bitswap. (note that `-t false` is disabling trustless gateway usage)
 
 ```
-npm i -g @sgtpooki/helia-verified-fetch-cli
 helia-verified-fetch-cli ipfs://bafkqaddimvwgy3zao5xxe3debi --debug 'helia*,helia*:trace' --data ~/tmp/hvf-data -t false
 ```
 
+### XKCD image example
+
+```
+helia-verified-fetch-cli 'ipfs://QmdmQXB2mzChmMeKY47C43LxUdg1NDJ5MWcKMKxDu7RgQm/1 - Barrel - Part 1/1 - Barrel - Part 1.png' --data ~/tmp/hvf-data > file.png && open file.png
+```
+
 ## Options
 
 - `--data, -d`: Specify the directory to persist data/blockstore. By default, data is stored in-memory and will not persist between requests.