# git rev-parse -q --verify f1f9ded7a002e2c006c68df203c3e2147abfeafa^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-stable-rc.git linux-4.19.y
# git rev-parse -q --verify f1f9ded7a002e2c006c68df203c3e2147abfeafa^{commit}
f1f9ded7a002e2c006c68df203c3e2147abfeafa
# git checkout -q -f -B kisskb f1f9ded7a002e2c006c68df203c3e2147abfeafa
# git clean -qxdf
# < git log -1
# commit f1f9ded7a002e2c006c68df203c3e2147abfeafa
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Thu Feb 13 07:17:54 2020 -0800
# 
#     Linux 4.19.104-rc1
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-ld --version
# < git log --format=%s --max-count=1 f1f9ded7a002e2c006c68df203c3e2147abfeafa
# < make -s -j 80 ARCH=s390 O=/kisskb/build/stable-rc-4.19_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  defconfig
# make -s -j 80 ARCH=s390 O=/kisskb/build/stable-rc-4.19_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  
Completed OK
# rm -rf /kisskb/build/stable-rc-4.19_s390-defconfig_s390x-gcc4.9
# Build took: 0:04:25.420308