$ git clone -n https://src.fedoraproject.org/rpms/virtiofsd.git /var/lib/mock/f42-build-side-1-3537087-46559/root/chroot_tmpdir/scmroot/virtiofsd
Cloning into '/var/lib/mock/f42-build-side-1-3537087-46559/root/chroot_tmpdir/scmroot/virtiofsd'...
$ git fetch origin c8fe2cb8716c64b16465d25955a02e8bc3263d77:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/virtiofsd
 * [new ref]         c8fe2cb8716c64b16465d25955a02e8bc3263d77 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8fe2cb Update to version 1.13.2