$ git clone -n https://src.fedoraproject.org/rpms/R-sp.git /var/lib/mock/f33-build-236748-50593/root/chroot_tmpdir/scmroot/R-sp
Cloning into '/var/lib/mock/f33-build-236748-50593/root/chroot_tmpdir/scmroot/R-sp'...
$ git reset --hard 393913a6a6be1c208571c640dbe0a3dc544d9c09
HEAD is now at 393913a Merge branch 'f30'