$ git clone -n https://gitee.com/src-anolis-os/tcpdump.git /var/lib/mock/dist-an8_5-build-74646-39174/root/chroot_tmpdir/scmroot/tcpdump
Cloning into '/var/lib/mock/dist-an8_5-build-74646-39174/root/chroot_tmpdir/scmroot/tcpdump'...
$ git reset --hard origin/a8
HEAD is now at 8d60baa update to tcpdump-4.9.3-2.el8_5.1