$ git clone -n https://src.fedoraproject.org/rpms/external-editor-revived.git /var/lib/mock/f39-build-1538715-36399/root/chroot_tmpdir/scmroot/external-editor-revived
Cloning into '/var/lib/mock/f39-build-1538715-36399/root/chroot_tmpdir/scmroot/external-editor-revived'...
$ git fetch origin b8dda8e313d0e345b4ec1274fcb6aedb99938995:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/external-editor-revived
 * [new ref]         b8dda8e313d0e345b4ec1274fcb6aedb99938995 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b8dda8e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild