$ git clone -n https://src.fedoraproject.org/rpms/ripmime.git /var/lib/mock/f45-build-34566-688/root/chroot_tmpdir/scmroot/ripmime
Cloning into '/var/lib/mock/f45-build-34566-688/root/chroot_tmpdir/scmroot/ripmime'...
$ git fetch origin ea07105ca41886127282a1d84fac3c56f43f821e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ripmime
 * [new ref]         ea07105ca41886127282a1d84fac3c56f43f821e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea07105 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild