$ git clone -n https://src.fedoraproject.org/rpms/ktp-contact-runner.git /var/lib/mock/f40-build-2500524-61672/root/chroot_tmpdir/scmroot/ktp-contact-runner
Cloning into '/var/lib/mock/f40-build-2500524-61672/root/chroot_tmpdir/scmroot/ktp-contact-runner'...
$ git fetch origin 31a6bc36008994d11a3a86f8a275e4c22baa31b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ktp-contact-runner
 * [new ref]         31a6bc36008994d11a3a86f8a275e4c22baa31b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 31a6bc3 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild