$ git clone -n https://src.fedoraproject.org/rpms/rust-raw-cpuid /var/lib/mock/f42-build-3453404-45488/root/chroot_tmpdir/scmroot/rust-raw-cpuid
Cloning into '/var/lib/mock/f42-build-3453404-45488/root/chroot_tmpdir/scmroot/rust-raw-cpuid'...
$ git fetch origin 29cc2220d48eddde0520492e261688ec243def8e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-raw-cpuid
 * [new ref]         29cc2220d48eddde0520492e261688ec243def8e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 29cc222 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild