$ git clone -n https://src.fedoraproject.org/rpms/virtiofsd.git /var/lib/mock/f40-build-2084816-50034/root/chroot_tmpdir/scmroot/virtiofsd
Cloning into '/var/lib/mock/f40-build-2084816-50034/root/chroot_tmpdir/scmroot/virtiofsd'...
$ git fetch origin 4fdd23db7459026c4dc9436ebf5bed3e935a78f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/virtiofsd
 * [new ref]         4fdd23db7459026c4dc9436ebf5bed3e935a78f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4fdd23d Rebuild with latest vhost-user-backend; xref