$ git clone -n https://src.fedoraproject.org/rpms/leafpad.git /var/lib/mock/f45-build-15681-478/root/chroot_tmpdir/scmroot/leafpad
Cloning into '/var/lib/mock/f45-build-15681-478/root/chroot_tmpdir/scmroot/leafpad'...
$ git fetch origin a4a53b61319031fdb86cf8ca164bd19188933d5e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/leafpad
 * [new ref]         a4a53b61319031fdb86cf8ca164bd19188933d5e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4a53b6 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild