$ git clone -n https://src.fedoraproject.org/rpms/perl-Text-Roman.git /var/lib/mock/f45-build-27049-620/root/chroot_tmpdir/scmroot/perl-Text-Roman
Cloning into '/var/lib/mock/f45-build-27049-620/root/chroot_tmpdir/scmroot/perl-Text-Roman'...
$ git fetch origin 0719578671237f38524d970e8cfd97725be3e630:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Text-Roman
 * [new ref]         0719578671237f38524d970e8cfd97725be3e630 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0719578 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild