$ git clone -n https://src.fedoraproject.org/rpms/perl-Tk-TableMatrix.git /var/lib/mock/f31-build-44930-26250/root/thebuilddir/tmp/scmroot/perl-Tk-TableMatrix
Cloning into '/var/lib/mock/f31-build-44930-26250/root/thebuilddir/tmp/scmroot/perl-Tk-TableMatrix'...
$ git reset --hard d2688f3bc4ae1a95e4d613b7bab733f0aedb4af7
HEAD is now at d2688f3 Perl 5.30 rebuild