$ git clone -n https://src.fedoraproject.org/rpms/faust.git /var/lib/mock/f45-build-8717-394/root/chroot_tmpdir/scmroot/faust
Cloning into '/var/lib/mock/f45-build-8717-394/root/chroot_tmpdir/scmroot/faust'...
$ git fetch origin b6f683ae036dd44e04b812cca138e1e8b456c6a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/faust
 * [new ref]         b6f683ae036dd44e04b812cca138e1e8b456c6a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6f683a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild