# git rev-parse -q --verify a3ac089a8ea65d97006cc804e6155d8acf07fa86^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-stable-rc.git linux-4.19.y
error: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify a3ac089a8ea65d97006cc804e6155d8acf07fa86^{commit}
a3ac089a8ea65d97006cc804e6155d8acf07fa86
# git checkout -q -f -B kisskb a3ac089a8ea65d97006cc804e6155d8acf07fa86
# git clean -qxdf
# < git log -1
# commit a3ac089a8ea65d97006cc804e6155d8acf07fa86
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Sun May 5 16:46:59 2019 +0200
# 
#     Linux 4.19.41-rc1
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-ld --version
# < git log --format=%s --max-count=1 a3ac089a8ea65d97006cc804e6155d8acf07fa86
# < make -s -j 80 ARCH=i386 O=/kisskb/build/stable-rc-4.19_i386-allnoconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  allnoconfig
# make -s -j 80 ARCH=i386 O=/kisskb/build/stable-rc-4.19_i386-allnoconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:185:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap':
/kisskb/src/arch/x86/kernel/e820.c:651:16: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/stable-rc-4.19_i386-allnoconfig_i386
# Build took: 0:04:14.926459