* @return <code>this</code> for convenience
* @throws HgBadArgumentException if failed to find supplied changeset revision
*/
public HgLogCommand changeset(Nodeid nid) throws HgBadArgumentException {
// XXX perhaps, shall support multiple (...) arguments and extend #execute to handle not only range, but also set of revisions.
final int csetRevIndex = new CsetParamKeeper(repo).set(nid).get();
return range(csetRevIndex, csetRevIndex);
}