$ git clone -n https://gitee.com/fundawang/tcl.git /var/lib/mock/dist-an23-build-165655-58775/root/chroot_tmpdir/scmroot/tcl
Cloning into '/var/lib/mock/dist-an23-build-165655-58775/root/chroot_tmpdir/scmroot/tcl'...
$ git reset --hard 894e34499a3e0a49237e45d1cf6e6295558212fc
HEAD is now at 894e344 8.6.13