# git rev-parse -q --verify fe15c26ee26efa11741a7b632e9f23b01aca4cc6^{commit}
fe15c26ee26efa11741a7b632e9f23b01aca4cc6
already have revision, skipping fetch
# git checkout -q -f -B kisskb fe15c26ee26efa11741a7b632e9f23b01aca4cc6
# git clean -qxdf
# < git log -1
# commit fe15c26ee26efa11741a7b632e9f23b01aca4cc6
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Mar 5 14:52:03 2023 -0800
# 
#     Linux 6.3-rc1
# < /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 fe15c26ee26efa11741a7b632e9f23b01aca4cc6
# < make -s -j 32 ARCH=um O=/kisskb/build/linus_um-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 32 ARCH=um O=/kisskb/build/linus_um-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 32 ARCH=um O=/kisskb/build/linus_um-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 32 ARCH=um O=/kisskb/build/linus_um-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_um-defconfig_um-x86_64-gcc12
# Build took: 0:00:45.314529