$ git clone -n https://src.fedoraproject.org/rpms/perl-Math-Random-ISAAC-XS.git /var/lib/mock/f31-build-46266-26495/root/chroot_tmpdir/scmroot/perl-Math-Random-ISAAC-XS
Cloning into '/var/lib/mock/f31-build-46266-26495/root/chroot_tmpdir/scmroot/perl-Math-Random-ISAAC-XS'...
$ git reset --hard fe703d858805965eca74911ae63e536c6fcff744
HEAD is now at fe703d8 Perl 5.30 rebuild