how to squash two commits into only one

From: Lynn Lin <lynn.xin.lin@gmail.com>
Date: Mar 29, 2011, 05:42 UTC
Message-ID: <AANLkTi=B37GABBc-YWfJN29Mh0kx4Tn8KenD5dJFo9j1@mail.gmail.com>

All,
   I have only have two commits in repo,then I want to squash these
two commit into one through git rebase -i .However it fails

$ git rebase -i HEAD^1 it only show up one commit so can't squash (can't squash without a previous commit)

Any help on this?

Thanks Lynn

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.