$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libfabric /var/lib/mock/dist-el8-build-514-27/root/chroot_tmpdir/scmroot/libfabric
Cloning into '/var/lib/mock/dist-el8-build-514-27/root/chroot_tmpdir/scmroot/libfabric'...
$ git reset --hard origin/a8
HEAD is now at 674b4b6 import libfabric-1.9.0rc1-1.el8.src.rpm