$ git clone -n https://src.fedoraproject.org/rpms/materia-gtk-theme.git /var/lib/mock/f39-build-1734626-41256/root/chroot_tmpdir/scmroot/materia-gtk-theme
Cloning into '/var/lib/mock/f39-build-1734626-41256/root/chroot_tmpdir/scmroot/materia-gtk-theme'...
$ git fetch origin 94bf57cda2bc73a27be07b9d737d46168c23c73f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/materia-gtk-theme
 * [new ref]         94bf57cda2bc73a27be07b9d737d46168c23c73f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94bf57c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild