$ git clone -n http://fedora.riscv.rocks:3000/rpms/ghc-http-common.git /var/lib/mock/f38-build-726260-100032/root/chroot_tmpdir/scmroot/ghc-http-common
Cloning into '/var/lib/mock/f38-build-726260-100032/root/chroot_tmpdir/scmroot/ghc-http-common'...
$ git fetch origin e879b1c25fe9f6dafeaa5675b8a5747af18fbde3:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/ghc-http-common
 * [new ref]         e879b1c25fe9f6dafeaa5675b8a5747af18fbde3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e879b1c Rebuilt for Fedora/RISCV (riscv64); adding .rvreX to Release: