# git rev-parse -q --verify 821c2828db01d33b7c45774e0cb6942c0d27e6de^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-stable-rc.git linux-4.14.y
error: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify 821c2828db01d33b7c45774e0cb6942c0d27e6de^{commit}
821c2828db01d33b7c45774e0cb6942c0d27e6de
# git checkout -q -f -B kisskb 821c2828db01d33b7c45774e0cb6942c0d27e6de
# git clean -qxdf
# < git log -1
# commit 821c2828db01d33b7c45774e0cb6942c0d27e6de
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Sun Dec 9 09:15:07 2018 +0100
# 
#     Linux 4.14.88-rc1
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-gcc --version
# < git log --format=%s --max-count=1 821c2828db01d33b7c45774e0cb6942c0d27e6de
# < make -s -j 24 ARCH=i386 O=/kisskb/build/stable-rc-4.14_i386_defconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  i386_defconfig
# make -s -j 24 ARCH=i386 O=/kisskb/build/stable-rc-4.14_i386_defconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  
arch/x86/Makefile:245: *** You are building kernel with non-retpoline compiler, please update your compiler..  Stop.
make: *** [Makefile:146: sub-make] Error 2
Command 'make -s -j 24 ARCH=i386 O=/kisskb/build/stable-rc-4.14_i386_defconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/stable-rc-4.14_i386_defconfig_i386
# Build took: 0:00:36.431317