$ git clone -n https://src.fedoraproject.org/rpms/perl-B-Utils.git /var/lib/mock/f31-build-45464-26354/root/chroot_tmpdir/scmroot/perl-B-Utils
Cloning into '/var/lib/mock/f31-build-45464-26354/root/chroot_tmpdir/scmroot/perl-B-Utils'...
$ git reset --hard 45898f7f031c93788672aa56cd8ecb8cf0e4a4b7
HEAD is now at 45898f7 Perl 5.30 rebuild