$ git clone -n https://src.fedoraproject.org/rpms/python-CacheControl.git /var/lib/mock/f39-build-1596631-38387/root/chroot_tmpdir/scmroot/python-CacheControl
Cloning into '/var/lib/mock/f39-build-1596631-38387/root/chroot_tmpdir/scmroot/python-CacheControl'...
$ git fetch origin ff164a19a8b66bcd87e07939a52b9a112510410e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-CacheControl
 * [new ref]         ff164a19a8b66bcd87e07939a52b9a112510410e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff164a1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild