Suppose common is kernel source folder
make -C common/ ARCH=arm64 CROSS_COMPILE=aarch64-linux-android- kvim_defconfig
make -C common/ ARCH=arm64 CROSS_COMPILE=aarch64-linux-android- menuconfig
make -C common/ ARCH=arm64 CROSS_COMPILE=aarch64-linux-android- savedefconfig
cp common/defconfig common/arch/arm64/configs/kvim_defconfig