$ git clone -n https://gitee.com/gcdota930915/sendmail.git /var/lib/mock/dist-an8_8-el9-build-167223-58813/root/chroot_tmpdir/scmroot/sendmail
Cloning into '/var/lib/mock/dist-an8_8-el9-build-167223-58813/root/chroot_tmpdir/scmroot/sendmail'...
$ git reset --hard origin/a8
HEAD is now at dc411cc update to sendmail-8.16.1-10.el9.src.rpm