$ git clone -n https://gitee.com/src-anolis-os/sharutils.git /var/lib/mock/dist-an8-build-74156-38976/root/chroot_tmpdir/scmroot/sharutils Cloning into '/var/lib/mock/dist-an8-build-74156-38976/root/chroot_tmpdir/scmroot/sharutils'... $ git reset --hard origin/a8 HEAD is now at 37becc3 use extern in header files when declaring global variables