$ git clone -n https://src.fedoraproject.org/rpms/tcl.git /var/lib/mock/f33-build-501843-64312/root/chroot_tmpdir/scmroot/tcl
Cloning into '/var/lib/mock/f33-build-501843-64312/root/chroot_tmpdir/scmroot/tcl'...
$ git reset --hard de246a5624fb3e3f4a654b02bd21a3f90f474f88
HEAD is now at de246a5 Re-enable LTO