# git rev-parse -q --verify f9b4718650edfb3fb329234e48735f74d2ca841d^{commit}
f9b4718650edfb3fb329234e48735f74d2ca841d
already have revision, skipping fetch
# git checkout -q -f -B kisskb f9b4718650edfb3fb329234e48735f74d2ca841d
# git clean -qxdf
# < git log -1
# commit f9b4718650edfb3fb329234e48735f74d2ca841d
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Thu Jan 10 21:06:49 2019 +0100
# 
#     Linux 4.19.15-rc1
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 f9b4718650edfb3fb329234e48735f74d2ca841d
# < make -s -j 8 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  x86_64_defconfig
# make -s -j 8 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  
You are building kernel with non-retpoline compiler.
Please update your compiler.
make[1]: *** [arch/x86/Makefile:307: checkbin] Error 1
make: *** [Makefile:146: sub-make] Error 2
Command 'make -s -j 8 ARCH=x86 O=/kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/stable-rc-4.19_x86_64_defconfig_x86_64-gcc4.6
# Build took: 0:00:03.577937