# git rev-parse -q --verify 31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c^{commit}
31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c
# git clean -qxdf
# < git log -1
# commit 31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Nov 10 16:17:15 2019 -0800
# 
#     Linux 5.4-rc7
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c
# < make -s -j 24 ARCH=arm O=/kisskb/build/linus_arm-allnoconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  allnoconfig
# make -s -j 24 ARCH=arm O=/kisskb/build/linus_arm-allnoconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_arm-allnoconfig_arm
# Build took: 0:00:14.938534