$ git clone -n https://src.fedoraproject.org/rpms/R-lambda.r.git /var/lib/mock/f37-build-side-32-misc-devel-340952-15495/root/chroot_tmpdir/scmroot/R-lambda.r
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-340952-15495/root/chroot_tmpdir/scmroot/R-lambda.r'...
$ git reset --hard 501084ca5ebf103c4fe541022d4a5c4549a8ef9f
HEAD is now at 501084c rebuild for R 4.2.1