$ git clone -n https://src.fedoraproject.org/rpms/waypipe.git /var/lib/mock/f41-build-856541-167662/root/chroot_tmpdir/scmroot/waypipe
Cloning into '/var/lib/mock/f41-build-856541-167662/root/chroot_tmpdir/scmroot/waypipe'...
$ git fetch origin b378501a4ba132ecf9cc018073a8614800238177:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/waypipe
 * [new ref]         b378501a4ba132ecf9cc018073a8614800238177 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b378501 Rebuild for ffmpeg 7