$ git clone -n https://src.fedoraproject.org/rpms/R-zoo.git /var/lib/mock/f39-build-1469757-33861/root/chroot_tmpdir/scmroot/R-zoo
Cloning into '/var/lib/mock/f39-build-1469757-33861/root/chroot_tmpdir/scmroot/R-zoo'...
$ git fetch origin 10ba3c977b47df13d7c75f0fe047b3c16119f3c5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-zoo
 * [new ref]         10ba3c977b47df13d7c75f0fe047b3c16119f3c5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10ba3c9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild