db_step(&ins);
    db_reset(&ins);
    blob_reset(&cmpr);
    rid = db_last_insert_rowid();
  }
  if( zMark ){
    db_multi_exec(
        "INSERT OR IGNORE INTO xtag(tname, trid, tuuid)"
        "VALUES(%Q,%d,%B)", 
        zMark, rid, &hash
    );
    db_multi_exec(
        "INSERT OR IGNORE INTO xtag(tname, trid, tuuid)"
        "VALUES(%B,%d,%B)", 
        &hash, rid, &hash
    );
  }
  if( saveUuid ){
    fossil_free(gg.zPrevCheckin);
    gg.zPrevCheckin = fossil_strdup(blob_str(&hash));