If we're not connecting to seed nodes when cloning, the `clone` command will
automatically connect to the necessary seeds.

```
$ rad clone rad:z42hL2jL4XNk6K8oHQaSWfMgCL7ji
✓ Seeding policy updated for rad:z42hL2jL4XNk6K8oHQaSWfMgCL7ji with scope 'followed'
Fetching rad:z42hL2jL4XNk6K8oHQaSWfMgCL7ji from the network, found 2 potential seed(s).
✓ Target met: 1 seed(s)
✓ Creating checkout in ./heartwood..
✓ Remote alice@z6MknSLrJoTcukLrE435hVNQT4JUhbvWLX4kUzqkEStBU8Vi added
✓ Remote-tracking branch alice@z6MknSLrJoTcukLrE435hVNQT4JUhbvWLX4kUzqkEStBU8Vi/master created for z6MknSLrJoTcukLrE435hVNQT4JUhbvWLX4kUzqkEStBU8Vi
✓ Repository successfully cloned under [..]/heartwood/
╭────────────────────────────────────╮
│ heartwood                          │
│ Radicle Heartwood Protocol & Stack │
│ 0 issues · 0 patches               │
╰────────────────────────────────────╯
Run `cd ./heartwood` to go to the repository directory.
```