$ git clone -n http://fedora.riscv.rocks:3000/rpms/ghc-base-orphans.git /var/lib/mock/f38-build-725481-99640/root/chroot_tmpdir/scmroot/ghc-base-orphans
Cloning into '/var/lib/mock/f38-build-725481-99640/root/chroot_tmpdir/scmroot/ghc-base-orphans'...
$ git fetch origin 19aa8c1247c149020d78b956870bb3f59496f33d:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/ghc-base-orphans
 * [new ref]         19aa8c1247c149020d78b956870bb3f59496f33d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 19aa8c1 Rebuilt for Fedora/RISCV (riscv64); adding .rvreX to Release: