$ git clone -n http://fedora.riscv.rocks:3000/rpms/opensubdiv.git /var/lib/mock/f41-build-845934-162864/root/chroot_tmpdir/scmroot/opensubdiv
Cloning into '/var/lib/mock/f41-build-845934-162864/root/chroot_tmpdir/scmroot/opensubdiv'...
$ git fetch origin 9b1a52317682f331a9849d75dcd35352bd507b39:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/opensubdiv
 * [new ref]         9b1a52317682f331a9849d75dcd35352bd507b39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9b1a523 pkgconfig: Ptex -> ptex