$ git clone -n http://fedora.riscv.rocks:3000/rpms/ghc-rpm-macros.git /var/lib/mock/f41-build-833340-157867/root/chroot_tmpdir/scmroot/ghc-rpm-macros
Cloning into '/var/lib/mock/f41-build-833340-157867/root/chroot_tmpdir/scmroot/ghc-rpm-macros'...
$ git fetch origin c6b149cae1b2bcc3d726bf2a4c344d010822b302:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/ghc-rpm-macros
 * [new ref]         c6b149cae1b2bcc3d726bf2a4c344d010822b302 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6b149c Merge remote-tracking branch 'up/main' into main-riscv64