$ git clone -n https://src.fedoraproject.org/rpms/R-lokern.git /var/lib/mock/f37-build-641441-71941/root/chroot_tmpdir/scmroot/R-lokern
Cloning into '/var/lib/mock/f37-build-641441-71941/root/chroot_tmpdir/scmroot/R-lokern'...
$ git reset --hard 0f55bf022d355f9d6cb53e4d300c9498a67cbd2c
HEAD is now at 0f55bf0 rebuild for R 4.2.1