$ git clone -n https://src.fedoraproject.org/rpms/perl-Data-TreeDumper-Renderer-GTK.git /var/lib/mock/f45-build-22942-595/root/chroot_tmpdir/scmroot/perl-Data-TreeDumper-Renderer-GTK
Cloning into '/var/lib/mock/f45-build-22942-595/root/chroot_tmpdir/scmroot/perl-Data-TreeDumper-Renderer-GTK'...
$ git fetch origin d5f9092e9ab4353d7f008e7a6545d2f7315af952:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Data-TreeDumper-Renderer-GTK
 * [new ref]         d5f9092e9ab4353d7f008e7a6545d2f7315af952 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d5f9092 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild