$ git clone -n http://8.131.229.236/anolis-os/xhtml1-dtds-1.0-20020801.13.el8.4.src.rpm /var/lib/mock/dist-el8-build-9152-1506/root/chroot_tmpdir/scmroot/xhtml1-dtds-1.0-20020801.13.el8.4.src.rpm
Cloning into '/var/lib/mock/dist-el8-build-9152-1506/root/chroot_tmpdir/scmroot/xhtml1-dtds-1.0-20020801.13.el8.4.src.rpm'...
fatal: remote error: anolis-os/xhtml1-dtds-1.0-20020801.13.el8.4.src.rpm unavailable