$ git clone -n https://src.fedoraproject.org/rpms/rust-raw-cpuid.git /var/lib/mock/f45-build-44291-812/root/chroot_tmpdir/scmroot/rust-raw-cpuid
Cloning into '/var/lib/mock/f45-build-44291-812/root/chroot_tmpdir/scmroot/rust-raw-cpuid'...
$ git fetch origin efe4a157732f5c26067a1f0143919076da8eb480:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-raw-cpuid
 * [new ref]         efe4a157732f5c26067a1f0143919076da8eb480 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at efe4a15 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild