$ git clone -n https://src.fedoraproject.org/rpms/geany-themes.git /var/lib/mock/f40-build-1997425-44134/root/chroot_tmpdir/scmroot/geany-themes
Cloning into '/var/lib/mock/f40-build-1997425-44134/root/chroot_tmpdir/scmroot/geany-themes'...
$ git fetch origin 16b6d52fcbe2584d4a23440f272cb57793f7edc8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/geany-themes
 * [new ref]         16b6d52fcbe2584d4a23440f272cb57793f7edc8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 16b6d52 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild