$ git clone -n https://src.fedoraproject.org/rpms/perl-Tie-ToObject.git /var/lib/mock/f45-build-27184-621/root/chroot_tmpdir/scmroot/perl-Tie-ToObject
Cloning into '/var/lib/mock/f45-build-27184-621/root/chroot_tmpdir/scmroot/perl-Tie-ToObject'...
$ git fetch origin bf80439b4eac61abcabac69eab5b347ec2a96b9d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Tie-ToObject
 * [new ref]         bf80439b4eac61abcabac69eab5b347ec2a96b9d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf80439 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild