macOS Catalina 10.15.7 (19H15) crash

please can someone help me with this i just downloaded macOS Catalina 10.15.7 (19H15)

- 001-68446 - Added 2020-11-11 17:48:09 - 8.75 GB and it downloaded without any problems
but when i try to extract this file to my flash disk it gives me this error please help (also i used gibMacOS-master to download macOS Catalina)

the error