$ git clone -n https://src.fedoraproject.org/rpms/freecolor.git /var/lib/mock/f39-build-1464756-33526/root/chroot_tmpdir/scmroot/freecolor
Cloning into '/var/lib/mock/f39-build-1464756-33526/root/chroot_tmpdir/scmroot/freecolor'...
$ git fetch origin 1fab0c79f3428c5a71739b270f5646a66ba21330:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freecolor
 * [new ref]         1fab0c79f3428c5a71739b270f5646a66ba21330 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fab0c7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild