# git rev-parse -q --verify a39b6ac3781d46ba18193c9dbb2110f31e9bffe9^{commit}
a39b6ac3781d46ba18193c9dbb2110f31e9bffe9
already have revision, skipping fetch
# git checkout -q -f -B kisskb a39b6ac3781d46ba18193c9dbb2110f31e9bffe9
# git clean -qxdf
# < git log -1
# commit a39b6ac3781d46ba18193c9dbb2110f31e9bffe9
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Dec 10 14:33:40 2023 -0800
# 
#     Linux 6.7-rc5
# < /opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 a39b6ac3781d46ba18193c9dbb2110f31e9bffe9
# make -s -j 40 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 defconfig
# < make -s -j 40 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 help
# make -s -j 40 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig
# make -s -j 40 ARCH=um O=/kisskb/build/linus_defconfig_um-x86_64-gcc12 CROSS_COMPILE=/opt/cross/kisskb/x86-64--glibc--bleeding-edge-2022.08-1/bin/x86_64-linux- SUBARCH=x86_64 
  LINK linux
Completed OK
# rm -rf /kisskb/build/linus_defconfig_um-x86_64-gcc12
# Build took: 0:00:37.486045