$ git clone -n https://src.fedoraproject.org/rpms/xml2.git /var/lib/mock/f31-build-60925-28798/root/chroot_tmpdir/scmroot/xml2
Cloning into '/var/lib/mock/f31-build-60925-28798/root/chroot_tmpdir/scmroot/xml2'...
$ git reset --hard c4311c7ef627db7067863853bd57d53f753aafb0
HEAD is now at c4311c7 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild