$ git clone -n https://src.fedoraproject.org/rpms/R-rversions.git /var/lib/mock/f37-build-side-32-misc-devel-335488-15445/root/chroot_tmpdir/scmroot/R-rversions
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-335488-15445/root/chroot_tmpdir/scmroot/R-rversions'...
$ git reset --hard cfac6e8e9e19b2b233724d135ac2c700740d7c18
HEAD is now at cfac6e8 update to 2.1.2, rebuild for R 4.2.1