suggest using curl in the guides

Author: sunshowers

guides/migrating-to-versions-crate.md

@@ -12,15 +12,15 @@ Some examples, in increasing order of complexity:
 
 This guide is designed to be compatible with LLMs such as Claude Code. Example prompt:
 
-> Fetch https://raw.githubusercontent.com/oxidecomputer/dropshot-api-manager/refs/heads/main/guides/migrating-to-versions-crate.md without summarizing it, and follow it to migrate the Sled Agent API to use the versions crate pattern.
+> Using curl, fetch https://raw.githubusercontent.com/oxidecomputer/dropshot-api-manager/refs/heads/main/guides/migrating-to-versions-crate.md (do not summarize) and follow it to migrate the Sled Agent API to use the versions crate pattern.
 
 <details>
 
 <summary>Instructions for LLMs</summary>
 
 Follow this guide exactly, systematically, and precisely. Pay attention to section headings. When in doubt, refer to this guide.
 
-**Background:** Fetch and read https://rfd.shared.oxide.computer/rfd/0619/raw without summarizing it. This RFD contains the desired state and provides context for operations.
+**Background:** Using curl, fetch and read https://rfd.shared.oxide.computer/rfd/0619/raw (do not summarize). This RFD contains the desired state and provides context for operations.
 
 **Planning for large migrations:**
 

guides/new-version.md

@@ -25,15 +25,15 @@ This part of the guide uses the versions crate pattern described in [RFD 619 Man
 
 This guide is designed to be compatible with LLMs such as Claude Code. Example prompt:
 
-> Fetch https://raw.githubusercontent.com/oxidecomputer/dropshot-api-manager/refs/heads/main/guides/new-version.md without summarizing it, and follow it to add a new version to the Sled Agent API which makes changes X, Y, and Z.
+> Using curl, fetch https://raw.githubusercontent.com/oxidecomputer/dropshot-api-manager/refs/heads/main/guides/new-version.md (do not summarize) and follow it to add a new version to the Sled Agent API which makes changes X, Y, and Z.
 
 <details>
 
 <summary>Instructions for LLMs</summary>
 
 Follow this guide exactly, systematically, and precisely. Pay attention to section headings.
 
-**Background:** Fetch and read https://rfd.shared.oxide.computer/rfd/0619/raw without summarizing it. This RFD contains the desired state and provides context for operations.
+**Background:** Using curl, fetch and read https://rfd.shared.oxide.computer/rfd/0619/raw (do not summarize). This RFD contains the desired state and provides context for operations.
 
 **Locating files:**