$ git clone -n https://src.fedoraproject.org/rpms/perl-Template-Plugin-Class.git /var/lib/mock/f45-build-26489-617/root/chroot_tmpdir/scmroot/perl-Template-Plugin-Class
Cloning into '/var/lib/mock/f45-build-26489-617/root/chroot_tmpdir/scmroot/perl-Template-Plugin-Class'...
$ git fetch origin 8361cb7e9221a08ae276a7157d6a010e53b879a7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Template-Plugin-Class
 * [new ref]         8361cb7e9221a08ae276a7157d6a010e53b879a7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8361cb7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild