TODO: Adjust the following lines from README.md

swh-loader-mercurial
=========================

# Configuration file

In usual location for a loader, *{/etc/softwareheritage/ | ~/.swh/ |
~/.config/swh/}loader/hg.yml*:

``` YAML
storage:
  cls: remote
  args:
    url: http://localhost:5002/
```

# Basic use

The main entry point to import a Mercurial repository is the `main` function
defined in the `swh.loader.mercurial.cli` module:

...
