$ git clone -n https://src.fedoraproject.org/rpms/perl-Alien-Libxml2.git /var/lib/mock/f31-build-68171-30163/root/chroot_tmpdir/scmroot/perl-Alien-Libxml2
Cloning into '/var/lib/mock/f31-build-68171-30163/root/chroot_tmpdir/scmroot/perl-Alien-Libxml2'...
$ git reset --hard 462214cdaae01dde2d91066b0c846cfce3221c83
HEAD is now at 462214c - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild