# git rev-parse -q --verify ad64b54689dd4e8943ba6ebd8461ab5273f4d665^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-stable-rc.git linux-5.5.y
# git rev-parse -q --verify ad64b54689dd4e8943ba6ebd8461ab5273f4d665^{commit}
ad64b54689dd4e8943ba6ebd8461ab5273f4d665
# git checkout -q -f -B kisskb ad64b54689dd4e8943ba6ebd8461ab5273f4d665
# git clean -qxdf
# < git log -1
# commit ad64b54689dd4e8943ba6ebd8461ab5273f4d665
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Thu Jan 30 19:35:59 2020 +0100
# 
#     Linux 5.5.1-rc1
# < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-gcc --version
# < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-ld --version
# < git log --format=%s --max-count=1 ad64b54689dd4e8943ba6ebd8461ab5273f4d665
# < make -s -j 24 ARCH=sparc64 O=/kisskb/build/stable-rc-5.5_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  defconfig
# make -s -j 24 ARCH=sparc64 O=/kisskb/build/stable-rc-5.5_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  
<stdin>:1511:2: warning: #warning syscall clone3 not implemented [-Wcpp]
WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned.
WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned.
  kernel: arch/sparc/boot/image is ready
  kernel: arch/sparc/boot/zImage is ready
Completed OK
# rm -rf /kisskb/build/stable-rc-5.5_sparc64-defconfig_sparc64
# Build took: 0:02:03.436827