$ git clone -n https://src.fedoraproject.org/rpms/perl-MooX-Options.git /var/lib/mock/f45-build-25086-609/root/chroot_tmpdir/scmroot/perl-MooX-Options
Cloning into '/var/lib/mock/f45-build-25086-609/root/chroot_tmpdir/scmroot/perl-MooX-Options'...
$ git fetch origin 28695db02671618679cc71ac849c74c5f6d4cff6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MooX-Options
 * [new ref]         28695db02671618679cc71ac849c74c5f6d4cff6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28695db Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild