# git rev-parse -q --verify a5e13c6df0e41702d2b2c77c8ad41677ebb065b3^{commit}
a5e13c6df0e41702d2b2c77c8ad41677ebb065b3
already have revision, skipping fetch
# git checkout -q -f -B kisskb a5e13c6df0e41702d2b2c77c8ad41677ebb065b3
# git clean -qxdf
# < git log -1
# commit a5e13c6df0e41702d2b2c77c8ad41677ebb065b3
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Mar 28 15:48:16 2021 -0700
# 
#     Linux 5.12-rc5
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 a5e13c6df0e41702d2b2c77c8ad41677ebb065b3
# < make -s -j 10 ARCH=arm O=/kisskb/build/linus_at91_dt_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  at91_dt_defconfig
# < make -s -j 10 ARCH=arm O=/kisskb/build/linus_at91_dt_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  help
# make -s -j 10 ARCH=arm O=/kisskb/build/linus_at91_dt_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  olddefconfig
# make -s -j 10 ARCH=arm O=/kisskb/build/linus_at91_dt_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  
Completed OK
# rm -rf /kisskb/build/linus_at91_dt_defconfig_arm-gcc4.9
# Build took: 0:01:36.217963