$ git clone -n http://fedora.riscv.rocks:3000/rpms/R-rsvg.git /var/lib/mock/f41-build-840084-160507/root/chroot_tmpdir/scmroot/R-rsvg
Cloning into '/var/lib/mock/f41-build-840084-160507/root/chroot_tmpdir/scmroot/R-rsvg'...
$ git fetch origin 07c3b3b79c3c2dfaf2076a7d1e7691c0cf0932a7:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/R-rsvg
 * [new ref]         07c3b3b79c3c2dfaf2076a7d1e7691c0cf0932a7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 07c3b3b Turn off bootstrap (riscv64)