$ git clone -n https://src.fedoraproject.org/rpms/perl-B-Generate.git /var/lib/mock/f31-build-68568-30199/root/chroot_tmpdir/scmroot/perl-B-Generate
Cloning into '/var/lib/mock/f31-build-68568-30199/root/chroot_tmpdir/scmroot/perl-B-Generate'...
$ git reset --hard cf15ab62a2a6954d727ddde3f739753066b61a85
HEAD is now at cf15ab6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild