$ git clone -n https://gitee.com/ocs-bot/tcl.git /var/lib/mock/dist-ocs23-build-182781-12255/root/chroot_tmpdir/scmroot/tcl
Cloning into '/var/lib/mock/dist-ocs23-build-182781-12255/root/chroot_tmpdir/scmroot/tcl'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-bot/tcl
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e0e5cb Upgrade to version 8.6.14