$ git clone -n https://src.fedoraproject.org/rpms/cava.git /var/lib/mock/f45-build-4268-331/root/chroot_tmpdir/scmroot/cava
Cloning into '/var/lib/mock/f45-build-4268-331/root/chroot_tmpdir/scmroot/cava'...
$ git fetch origin c5cec45a4120b10b80980ea400c999422bffd432:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cava
 * [new ref]         c5cec45a4120b10b80980ea400c999422bffd432 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c5cec45 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild