$ git clone -n https://src.fedoraproject.org/rpms/sbsigntools.git /var/lib/mock/f40-build-1911205-25081/root/chroot_tmpdir/scmroot/sbsigntools
Cloning into '/var/lib/mock/f40-build-1911205-25081/root/chroot_tmpdir/scmroot/sbsigntools'...
$ git fetch origin 68adc2d236687317443957baed6e8f38fe97a57b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sbsigntools
 * [new ref]         68adc2d236687317443957baed6e8f38fe97a57b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 68adc2d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild