$ git clone -n http://fedora.riscv.rocks:3000/rpms/rust.git /var/lib/mock/f38-build-681195-77366/root/chroot_tmpdir/scmroot/rust
Cloning into '/var/lib/mock/f38-build-681195-77366/root/chroot_tmpdir/scmroot/rust'...
$ git reset --hard 7ad16ae275b6ac2460770910b75923e0f3e96cc5
HEAD is now at 7ad16ae Enable riscv64