$ git clone -n https://gitee.com/gcdota930915/gcr.git /var/lib/mock/dist-an8_8-el9-build-164178-58444/root/chroot_tmpdir/scmroot/gcr
Cloning into '/var/lib/mock/dist-an8_8-el9-build-164178-58444/root/chroot_tmpdir/scmroot/gcr'...
$ git reset --hard origin/a8
HEAD is now at 28c45f2 update to gcr-3.40.0-3.el9.src.rpm