$ git clone -n https://src.fedoraproject.org/rpms/R-rlang.git /var/lib/mock/f31-build-50749-27430/root/chroot_tmpdir/scmroot/R-rlang
Cloning into '/var/lib/mock/f31-build-50749-27430/root/chroot_tmpdir/scmroot/R-rlang'...
$ git reset --hard b3fac6affaa9f94a4fc16907d7d78fcaeff467f5
HEAD is now at b3fac6a Update to latest version.