$ git clone -n http://fedora.riscv.rocks:3000/rpms/rust.git /var/lib/mock/f41-build-810469-146710/root/chroot_tmpdir/scmroot/rust
Cloning into '/var/lib/mock/f41-build-810469-146710/root/chroot_tmpdir/scmroot/rust'...
$ git fetch origin a6c3dcfc9612cc259a13def1a738b22f050a7d1f:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/rust
 * [new ref]         a6c3dcfc9612cc259a13def1a738b22f050a7d1f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a6c3dcf Skip panic_abort_doc_tests on riscv64