$ git clone -n https://src.fedoraproject.org/rpms/tnef.git /var/lib/mock/f40-build-797055-141053/root/chroot_tmpdir/scmroot/tnef
Cloning into '/var/lib/mock/f40-build-797055-141053/root/chroot_tmpdir/scmroot/tnef'...
$ git fetch origin ecaad1a1b21d23bb68c27ff6eea079db23bafb5e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tnef
 * [new ref]         ecaad1a1b21d23bb68c27ff6eea079db23bafb5e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ecaad1a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild