$ git clone -n https://src.fedoraproject.org/rpms/perl-Date-Calc-XS.git /var/lib/mock/f31-build-62857-29269/root/chroot_tmpdir/scmroot/perl-Date-Calc-XS
Cloning into '/var/lib/mock/f31-build-62857-29269/root/chroot_tmpdir/scmroot/perl-Date-Calc-XS'...
$ git reset --hard 2ae7980b72690af25055c6106a143be38c1d6418
HEAD is now at 2ae7980 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild