$ git clone -n https://src.fedoraproject.org/rpms/libX11.git /var/lib/mock/f38-build-683848-79887/root/chroot_tmpdir/scmroot/libX11
Cloning into '/var/lib/mock/f38-build-683848-79887/root/chroot_tmpdir/scmroot/libX11'...
$ git reset --hard b8a5ff8123e978060e51c817a98d3bdabb5c315e
HEAD is now at b8a5ff8 libX11 1.8.4