http://bbergeron.i2p/posts/2024-11-14_how-to-merge-divergent-git-histories.html
The Solution In this guide, we’ll import a single repository history into another
one, but you can repeat the process as needed for each history you wish
to import. First, clone a working copy of the source and target repositories (in
our case, the frontend and the monorepo). We’re taking this step because
we’re going to rewrite the history itself, which means we won’t have an
easy way to revert our changes if something goes wrong. # Create working copies of our repositories git...