$ git clone -n https://src.fedoraproject.org/rpms/R-maps.git /var/lib/mock/f40-build-751283-116130/root/chroot_tmpdir/scmroot/R-maps
Cloning into '/var/lib/mock/f40-build-751283-116130/root/chroot_tmpdir/scmroot/R-maps'...
$ git reset --hard bb39908a18077e908b211c246f9a2733f6336c08
HEAD is now at bb39908 3.4.1.1