$ git clone -n https://src.fedoraproject.org/rpms/R-testthat.git /var/lib/mock/f37-build-642667-72066/root/chroot_tmpdir/scmroot/R-testthat
Cloning into '/var/lib/mock/f37-build-642667-72066/root/chroot_tmpdir/scmroot/R-testthat'...
$ git reset --hard 6ea3f3452e8580d62a08da410b9910bfd34ec6a5
HEAD is now at 6ea3f34 update to 3.1.4, rebuild for R 4.2.1