This MIUI version can't be installed on this device | redmi5A riva
starting from normal phone with "global stable" rom.
try to flash with same rom Global Stable again but zero result.
flashing China Stable - zero result
flash it with China Developer = Success
you can unlock bootloader then flash it back to Global Rom.
good luck broo...
for Xiaomi ANTI ROLL BACK 4 Disable Micloud Lock
visit • TWRP - FREE ARB4 DISABLE Micloud Xiaomi Mi...
for more detail :
visit our blog https://dcspotindo.blogspot.com
thanks