$ git clone -n http://fedora.riscv.rocks:3000/rpms/compiler-rt.git /var/lib/mock/f40-build-736617-106651/root/chroot_tmpdir/scmroot/compiler-rt
Cloning into '/var/lib/mock/f40-build-736617-106651/root/chroot_tmpdir/scmroot/compiler-rt'...
$ git reset --hard e131cd69c606d5daec03e185ffa87ce8d16e2ce4
HEAD is now at e131cd6 Add support for riscv64