$ git clone -n https://src.fedoraproject.org/rpms/perl-Exporter-Tidy.git /var/lib/mock/f45-build-23351-597/root/chroot_tmpdir/scmroot/perl-Exporter-Tidy
Cloning into '/var/lib/mock/f45-build-23351-597/root/chroot_tmpdir/scmroot/perl-Exporter-Tidy'...
$ git fetch origin 160df63a1825e2d9c71a72ac03d71f2d9a81985b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Exporter-Tidy
 * [new ref]         160df63a1825e2d9c71a72ac03d71f2d9a81985b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 160df63 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild