Set GIT_EXECUTABLE to OFF to avoid the following build failure:
CMake Error at /home/fabrice/br-test-pkg/br-arm-cortex-a9-glibc/host/arm-buildroot-linux-gnueabihf/sysroot/usr/share/bctoolbox/cmake/bctoolboxCMakeUtils.cmake:162 (message):
invalid git describe version: ''
Call Stack (most recent call first):
CMakeLists.txt:125 (bc_compute_lib_version)
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
3f47775c26