$ git clone -n https://src.fedoraproject.org/rpms/perl-XML-SAX-Writer.git /var/lib/mock/f39-build-1439858-32292/root/chroot_tmpdir/scmroot/perl-XML-SAX-Writer
Cloning into '/var/lib/mock/f39-build-1439858-32292/root/chroot_tmpdir/scmroot/perl-XML-SAX-Writer'...
$ git fetch origin f08906468ae6d8d96848ae839cf192f3515fcd2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-XML-SAX-Writer
 * [new ref]         f08906468ae6d8d96848ae839cf192f3515fcd2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f089064 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild