I was thinking that GPS module NEO-6M from Lilygo board (https://github.com/apache/nuttx/tree/master/boards/xtensa/esp32/lilygo_tbeam_lora_gps) was fake, but it seems original:

NuttShell (NSH) NuttX-12.0.0
nsh> cu
$GPTXT,01,01,02,u-blox ag - www.u-blox.com*50
$GPTXT,01,01,02,HW  UBX-G60xx  00040007 FF7FFFFFp*53
$GPTXT,01,01,02,ROM CORE 7.03 (45969) Mar 17 2011 16:18:34*59
$GPTXT,01,01,02,ANTSUPERV=AC SD PDoS SR*20
$GPTXT,01,01,02,ANTSTATUS=DONTKNOW*33
$GPRMC,233600.39,V,,,,,,,230223,,,N*71

More info about fake vs original here: https://portal.u-blox.com/s/question/0D52p00008HKEEECA5/psa-fake-ublox-modules-and-potential-ways-to-identify-them