$ git clone -n https://gitee.com/mgb01105731/graphite2_2.git /var/lib/mock/dist-an23-build-145843-57699/root/chroot_tmpdir/scmroot/graphite2_2
Cloning into '/var/lib/mock/dist-an23-build-145843-57699/root/chroot_tmpdir/scmroot/graphite2_2'...
$ git reset --hard origin/a23
HEAD is now at 4e0e9fc optimise spec file