$ git clone -n https://gitee.com/mgb01105731/cairo.git /var/lib/mock/dist-an23-build-152207-58076/root/chroot_tmpdir/scmroot/cairo
Cloning into '/var/lib/mock/dist-an23-build-152207-58076/root/chroot_tmpdir/scmroot/cairo'...
$ git reset --hard origin/a23
HEAD is now at 2b6053d optimise spec file