$ git clone -n https://src.fedoraproject.org/rpms/python-cachetools.git /var/lib/mock/f39-build-1554930-37079/root/chroot_tmpdir/scmroot/python-cachetools
Cloning into '/var/lib/mock/f39-build-1554930-37079/root/chroot_tmpdir/scmroot/python-cachetools'...
$ git fetch origin 8bee4d7a18e167cbda63019e4a0ff8262a195ba0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cachetools
 * [new ref]         8bee4d7a18e167cbda63019e4a0ff8262a195ba0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8bee4d7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild