$ git clone -n https://src.fedoraproject.org/rpms/xalan-c.git /var/lib/mock/f31-build-60672-28762/root/chroot_tmpdir/scmroot/xalan-c
Cloning into '/var/lib/mock/f31-build-60672-28762/root/chroot_tmpdir/scmroot/xalan-c'...
$ git reset --hard 1ca7273ba527da51b72904942d626eefb0525e09
HEAD is now at 1ca7273 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild