$ git clone -n http://fedora.riscv.rocks:3000/rpms/ghc-crypto-api.git /var/lib/mock/f38-build-726026-99888/root/chroot_tmpdir/scmroot/ghc-crypto-api
Cloning into '/var/lib/mock/f38-build-726026-99888/root/chroot_tmpdir/scmroot/ghc-crypto-api'...
$ git fetch origin eb338301a8fc0bcf8931af0cfeab06f0a853990a:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/ghc-crypto-api
 * [new ref]         eb338301a8fc0bcf8931af0cfeab06f0a853990a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb33830 Rebuilt for Fedora/RISCV (riscv64); adding .rvreX to Release: