$ git clone -n https://git.cclinux.org/stage/rpms/compiler-rt /mnt/compose/mock/module-llvm-toolset-rhel8-8090020231229160758-b46abd14-build-109263-61882/root/chroot_tmpdir/scmroot/compiler-rt
Cloning into '/mnt/compose/mock/module-llvm-toolset-rhel8-8090020231229160758-b46abd14-build-109263-61882/root/chroot_tmpdir/scmroot/compiler-rt'...
warning: redirecting to https://git.cclinux.org/stage/rpms/compiler-rt.git/
$ git fetch origin 4ef4304790c100228f64df8337af74f1567c66b7:KOJI_FETCH_HEAD
warning: redirecting to https://git.cclinux.org/stage/rpms/compiler-rt.git/
From https://git.cclinux.org/stage/rpms/compiler-rt
 * [new ref]         4ef4304790c100228f64df8337af74f1567c66b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4ef4304 import compiler-rt-16.0.0-1.module+el8.9.0+1193+8c598940