We initialize Jujutusu for our repository for use with a bare Git repo.
```(stderr)
$ jj git init --git-repo heartwood heartwood.jj
Done importing changes from the underlying Git repo.
Working copy (@) now at: lvxkkpmk 9ec513df (empty) (no description set)
Parent commit (@-) : xpnzuzwn f2de534b master | Second commit
Added 1 files, modified 0 files, removed 0 files
Initialized repo in "heartwood.jj"
```
```
$ cd heartwood.jj
```
```
$ rad .
rad:z42hL2jL4XNk6K8oHQaSWfMgCL7ji
```