$ git clone -n http://fedora.riscv.rocks:3000/rpms/R-glue.git /var/lib/mock/f41-build-840057-160507/root/chroot_tmpdir/scmroot/R-glue
Cloning into '/var/lib/mock/f41-build-840057-160507/root/chroot_tmpdir/scmroot/R-glue'...
$ git fetch origin bb1aad4461eb6081168a0cd97efa52e507b26eba:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/R-glue
 * [new ref]         bb1aad4461eb6081168a0cd97efa52e507b26eba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb1aad4 Turn off bootstrap (riscv64)