Function admitted_persisted_footprint 

fn admitted_persisted_footprint(
    store: &AtlasStore,
    project: ProjectInstanceId,
    root: &Path,
    affected_paths: &BTreeSet<String>,
    control: &IndexWorkControl,
) -> Result<RepositoryAffectedSourceFootprint, CliError>

Load and admit the persisted rows that an incremental replacement will remove.