# git rev-parse -q --verify 68c5d5aca755b65e2468f09bfb07750e5c3f3d0c^{commit}
68c5d5aca755b65e2468f09bfb07750e5c3f3d0c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 68c5d5aca755b65e2468f09bfb07750e5c3f3d0c
# git clean -qxdf
# < git log -1
# commit 68c5d5aca755b65e2468f09bfb07750e5c3f3d0c
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Mon Dec 9 21:39:12 2019 +0100
# 
#     Linux 4.14.159-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 68c5d5aca755b65e2468f09bfb07750e5c3f3d0c
# < make -s -j 8 ARCH=x86 O=/kisskb/build/stable-rc-4.14_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-4.14_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:274: archprepare] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:146: sub-make] Error 2
Command 'make -s -j 8 ARCH=x86 O=/kisskb/build/stable-rc-4.14_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-4.14_x86_64_defconfig_x86_64-gcc4.6
# Build took: 0:00:06.371943