$ git clone -n https://gitee.com/mgb01105731/groff.git /var/lib/mock/dist-an23-build-148286-57788/root/chroot_tmpdir/scmroot/groff
Cloning into '/var/lib/mock/dist-an23-build-148286-57788/root/chroot_tmpdir/scmroot/groff'...
$ git reset --hard origin/a23
HEAD is now at af4b145 optimise spec file