$ git clone -n https://src.fedoraproject.org/rpms/rnnoise.git /var/lib/mock/f45-build-34548-688/root/chroot_tmpdir/scmroot/rnnoise
Cloning into '/var/lib/mock/f45-build-34548-688/root/chroot_tmpdir/scmroot/rnnoise'...
$ git fetch origin 13fddb24ccdeaedb41a2b3b74aec373248b41d15:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rnnoise
 * [new ref]         13fddb24ccdeaedb41a2b3b74aec373248b41d15 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13fddb2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild