$ git clone -n http://fedora.riscv.rocks:3000/rpms/compiler-rt.git /var/lib/mock/f33-build-574410-65999/root/chroot_tmpdir/scmroot/compiler-rt
Cloning into '/var/lib/mock/f33-build-574410-65999/root/chroot_tmpdir/scmroot/compiler-rt'...
$ git reset --hard 23c444076c165f81238d7ec3f050739387f102d5
HEAD is now at 23c4440 Add support for riscv64