$ git clone -n https://src.fedoraproject.org/rpms/ocaml-pprint.git /var/lib/mock/f45-build-20648-572/root/chroot_tmpdir/scmroot/ocaml-pprint
Cloning into '/var/lib/mock/f45-build-20648-572/root/chroot_tmpdir/scmroot/ocaml-pprint'...
$ git fetch origin 4eb7d2c0c1a0137464556bd9b7f162f8b3396354:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-pprint
 * [new ref]         4eb7d2c0c1a0137464556bd9b7f162f8b3396354 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4eb7d2c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild