$ git clone -n http://fedora.riscv.rocks:3000/rpms/ghc-gi-harfbuzz.git /var/lib/mock/f38-build-727110-100525/root/chroot_tmpdir/scmroot/ghc-gi-harfbuzz
Cloning into '/var/lib/mock/f38-build-727110-100525/root/chroot_tmpdir/scmroot/ghc-gi-harfbuzz'...
$ git fetch origin b6b9696cdf694918771eea8142a7e46fd0a6d5fa:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/ghc-gi-harfbuzz
 * [new ref]         b6b9696cdf694918771eea8142a7e46fd0a6d5fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6b9696 Rebuilt for Fedora/RISCV (riscv64); adding .rvreX to Release: