$ git clone -n https://src.fedoraproject.org/rpms/perl-XML-LibXML-Devel-SetLineNumber.git /var/lib/mock/f29-build-3668-939/root/thebuilddir/tmp/scmroot/perl-XML-LibXML-Devel-SetLineNumber
Cloning into '/var/lib/mock/f29-build-3668-939/root/thebuilddir/tmp/scmroot/perl-XML-LibXML-Devel-SetLineNumber'...
$ git reset --hard a7b755cab9636b32422b4546980b0aa41a044bfd
HEAD is now at a7b755c - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild