That is the old account. Check the posting dates.
Trey Gowdy tweet last June:
Coming up at 10am → former DHS Secretary Johnson will testify before the @HouseIntelComm. Watch live at https://intelligence.house.gov/ .
Louie Gohmert tweet, yesterday:
Read the CLASSIFIED @HouseIntelComm memo on repeated FISA warrant abuses. The truth may not set the guilty free but it needs to come out. Release the #FISAMemo
Near as I can tell, some rep. used the wrong handle and that started the confusion.