$ git clone -n https://gitee.com/src-anolis-os/mesa.git /var/lib/mock/dist-an7-build-62875-34902/root/chroot_tmpdir/scmroot/mesa
正克隆到 '/var/lib/mock/dist-an7-build-62875-34902/root/chroot_tmpdir/scmroot/mesa'...
$ git reset --hard origin/a7
HEAD 现在位于 01e6a60 !1 update version to errata Merge pull request !1 from xzyang/a7