$ git clone -n https://src.fedoraproject.org/rpms/perl-Devel-Hexdump.git /var/lib/mock/f31-build-44866-26250/root/chroot_tmpdir/scmroot/perl-Devel-Hexdump
Cloning into '/var/lib/mock/f31-build-44866-26250/root/chroot_tmpdir/scmroot/perl-Devel-Hexdump'...
$ git reset --hard b73dae2eb633e8a289da6871acb034fc93322831
HEAD is now at b73dae2 Perl 5.30 rebuild