$ git clone -n https://gitee.com/src-anolis-os/nss-altfiles.git /var/lib/mock/dist-an23-build-78519-40577/root/chroot_tmpdir/scmroot/nss-altfiles
Cloning into '/var/lib/mock/dist-an23-build-78519-40577/root/chroot_tmpdir/scmroot/nss-altfiles'...
$ git reset --hard origin/a23
HEAD is now at 4286bba Init for Anolis OS 23