compiling webrtc pi3 arm fatal: invalid reference: master

[sarath-crypto]

system@system:~/libwebrtc/build $ make -j4
[ 4%] Creating directories for 'depot-tools'
[ 8%] Performing download step (git clone) for 'depot-tools'
Cloning into 'depot-tools'...
fatal: invalid reference: master
CMake Error at /home/system/libwebrtc/build/depot_tools/tmp/depot-tools-gitclone .cmake:49 (message):
Failed to checkout tag: 'master'

make[2]: *** [CMakeFiles/depot-tools.dir/build.make:98: depot_tools/src/depot-to ols-stamp/depot-tools-download] Error 1
make[1]: *** [CMakeFiles/Makefile2:88: CMakeFiles/depot-tools.dir/all] Error 2
make: *** [Makefile:156: all] Error 2

[ClayJay3]

I have the same issue.