$ git clone -n https://src.fedoraproject.org/rpms/erlang-providers.git /var/lib/mock/f45-build-8411-388/root/chroot_tmpdir/scmroot/erlang-providers
Cloning into '/var/lib/mock/f45-build-8411-388/root/chroot_tmpdir/scmroot/erlang-providers'...
$ git fetch origin 907fe72d984d2537cddf5d926f0c9c3e8eb4568e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-providers
 * [new ref]         907fe72d984d2537cddf5d926f0c9c3e8eb4568e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 907fe72 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild